Properties

Label 810.3.d.c
Level $810$
Weight $3$
Character orbit 810.d
Analytic conductor $22.071$
Analytic rank $0$
Dimension $16$
Inner twists $2$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [810,3,Mod(161,810)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(810, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("810.161");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 810 = 2 \cdot 3^{4} \cdot 5 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 810.d (of order \(2\), degree \(1\), minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(22.0709014132\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - 12x^{14} + 138x^{12} - 1040x^{10} + 5541x^{8} - 26220x^{6} + 99328x^{4} - 202728x^{2} + 181476 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{12}\cdot 3^{14} \)
Twist minimal: no (minimal twist has level 90)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_{7} q^{2} - 2 q^{4} - \beta_{9} q^{5} + ( - \beta_{5} - \beta_1 + 1) q^{7} + 2 \beta_{7} q^{8} + \beta_1 q^{10} + ( - \beta_{12} - \beta_{11} - \beta_{7}) q^{11} + (\beta_{5} - \beta_{2} - 3) q^{13}+ \cdots + (2 \beta_{15} - 5 \beta_{12} + \cdots - 6 \beta_{6}) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 32 q^{4} + 8 q^{7} - 40 q^{13} + 64 q^{16} + 80 q^{19} - 48 q^{22} - 80 q^{25} - 16 q^{28} + 32 q^{31} + 96 q^{34} - 88 q^{37} - 184 q^{43} + 24 q^{46} + 168 q^{49} + 80 q^{52} + 152 q^{61} - 128 q^{64}+ \cdots + 32 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 12x^{14} + 138x^{12} - 1040x^{10} + 5541x^{8} - 26220x^{6} + 99328x^{4} - 202728x^{2} + 181476 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( - 41 \nu^{14} + 225 \nu^{12} - 1333 \nu^{10} - 31 \nu^{8} + 114072 \nu^{6} - 798716 \nu^{4} + \cdots - 15616332 ) / 4341600 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 1060102 \nu^{15} - 43681543 \nu^{14} - 9413665 \nu^{13} + 327317100 \nu^{12} + \cdots + 117564866064 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 1060102 \nu^{15} - 13081679 \nu^{14} + 9413665 \nu^{13} + 103890750 \nu^{12} + \cdots - 103455424008 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 1060102 \nu^{15} - 18397307 \nu^{14} + 9413665 \nu^{13} + 124360050 \nu^{12} + \cdots - 10369676664 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 2689399 \nu^{15} - 4953457 \nu^{14} - 30849380 \nu^{13} + 36433650 \nu^{12} + \cdots + 139190573736 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( - 2838939 \nu^{15} - 7781884 \nu^{14} + 28237600 \nu^{13} + 46768055 \nu^{12} + \cdots + 671904709452 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 9042 \nu^{15} + 90896 \nu^{13} - 1066817 \nu^{11} + 7184007 \nu^{9} - 35214371 \nu^{7} + \cdots + 642245346 \nu ) / 232731468 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 2838939 \nu^{15} - 59262990 \nu^{14} - 28237600 \nu^{13} + 645699915 \nu^{12} + \cdots + 5382715429980 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( - 13164 \nu^{15} + 130775 \nu^{13} - 1568132 \nu^{11} + 10603551 \nu^{9} + \cdots + 1021382172 \nu ) / 231573600 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 6467061 \nu^{15} - 31030621 \nu^{14} + 69900025 \nu^{13} + 303684395 \nu^{12} + \cdots + 2493018301788 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( 105600 \nu^{15} - 288126 \nu^{14} - 1126175 \nu^{13} + 3290145 \nu^{12} + 12496100 \nu^{11} + \cdots + 29621850228 ) / 1311163200 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( - 9306000 \nu^{15} - 25740553 \nu^{14} + 98137625 \nu^{13} + 299465930 \nu^{12} + \cdots + 2355405360264 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 10517273 \nu^{15} - 5393018 \nu^{14} + 45055270 \nu^{13} + 38845875 \nu^{12} + \cdots - 121324708836 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( - 12715625 \nu^{15} + 5393018 \nu^{14} + 86403430 \nu^{13} - 38845875 \nu^{12} + \cdots + 28232121636 ) / 93092587200 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( - 215 \nu^{15} + 2296 \nu^{13} - 25907 \nu^{11} + 183272 \nu^{9} - 859816 \nu^{7} + \cdots + 16167456 \nu ) / 456672 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{14} - \beta_{13} - 9\beta_{9} + 9\beta_{7} - 4\beta_{5} - \beta_{3} + \beta_{2} + 2 ) / 18 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( - \beta_{15} + 3 \beta_{12} + 3 \beta_{10} + 3 \beta_{9} - 3 \beta_{8} - 3 \beta_{7} - 6 \beta_{6} + \cdots + 27 ) / 18 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( - 3 \beta_{15} + 2 \beta_{14} + 22 \beta_{13} + 18 \beta_{12} - 117 \beta_{9} - 9 \beta_{8} + \cdots + 10 ) / 36 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 2 \beta_{15} + 9 \beta_{12} + 24 \beta_{11} + 3 \beta_{10} - 6 \beta_{9} - 18 \beta_{8} - 6 \beta_{7} + \cdots - 297 ) / 18 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 25 \beta_{15} + 86 \beta_{14} + 58 \beta_{13} + 30 \beta_{12} + 375 \beta_{9} - 15 \beta_{8} + \cdots - 44 ) / 36 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 59 \beta_{15} - 57 \beta_{12} - 6 \beta_{11} - 303 \beta_{10} - 177 \beta_{9} + 138 \beta_{8} + \cdots - 270 ) / 18 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 665 \beta_{15} + 218 \beta_{14} - 494 \beta_{13} - 1218 \beta_{12} + 3531 \beta_{9} + 609 \beta_{8} + \cdots + 160 ) / 36 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 128 \beta_{15} - 51 \beta_{12} - 828 \beta_{11} - 1545 \beta_{10} - 384 \beta_{9} + 1050 \beta_{8} + \cdots + 15957 ) / 18 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 945 \beta_{15} - 5470 \beta_{14} - 698 \beta_{13} + 486 \beta_{12} - 16245 \beta_{9} - 243 \beta_{8} + \cdots + 5824 ) / 36 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( - 1807 \beta_{15} + 6057 \beta_{12} + 7386 \beta_{11} + 12171 \beta_{10} + 5421 \beta_{9} + \cdots + 65232 ) / 18 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( - 31097 \beta_{15} - 11218 \beta_{14} + 9742 \beta_{13} + 99066 \beta_{12} - 270219 \beta_{9} + \cdots + 244 ) / 36 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( - 11056 \beta_{15} + 38175 \beta_{12} + 77772 \beta_{11} + 105933 \beta_{10} + 33168 \beta_{9} + \cdots - 687393 ) / 18 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( - 47125 \beta_{15} + 309566 \beta_{14} + 17722 \beta_{13} + 172770 \beta_{12} - 246111 \beta_{9} + \cdots - 394400 ) / 36 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( 75359 \beta_{15} - 177873 \beta_{12} - 296946 \beta_{11} - 571227 \beta_{10} - 226077 \beta_{9} + \cdots - 6435612 ) / 18 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( 1971441 \beta_{15} + 756290 \beta_{14} - 62510 \beta_{13} - 5385690 \beta_{12} + 15040035 \beta_{9} + \cdots - 1072700 ) / 36 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/810\mathbb{Z}\right)^\times\).

\(n\) \(487\) \(731\)
\(\chi(n)\) \(1\) \(-1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
161.1
−2.11536 0.410927i
−1.42311 0.410927i
2.11536 0.410927i
1.42311 0.410927i
−2.11536 + 1.82514i
1.42311 + 1.82514i
−1.42311 + 1.82514i
2.11536 + 1.82514i
−2.11536 1.82514i
1.42311 1.82514i
−1.42311 1.82514i
2.11536 1.82514i
−2.11536 + 0.410927i
−1.42311 + 0.410927i
2.11536 + 0.410927i
1.42311 + 0.410927i
1.41421i 0 −2.00000 2.23607i 0 −6.63197 2.82843i 0 −3.16228
161.2 1.41421i 0 −2.00000 2.23607i 0 −1.37233 2.82843i 0 −3.16228
161.3 1.41421i 0 −2.00000 2.23607i 0 8.70115 2.82843i 0 −3.16228
161.4 1.41421i 0 −2.00000 2.23607i 0 10.7900 2.82843i 0 −3.16228
161.5 1.41421i 0 −2.00000 2.23607i 0 −13.9160 2.82843i 0 3.16228
161.6 1.41421i 0 −2.00000 2.23607i 0 −1.06296 2.82843i 0 3.16228
161.7 1.41421i 0 −2.00000 2.23607i 0 0.993782 2.82843i 0 3.16228
161.8 1.41421i 0 −2.00000 2.23607i 0 6.49832 2.82843i 0 3.16228
161.9 1.41421i 0 −2.00000 2.23607i 0 −13.9160 2.82843i 0 3.16228
161.10 1.41421i 0 −2.00000 2.23607i 0 −1.06296 2.82843i 0 3.16228
161.11 1.41421i 0 −2.00000 2.23607i 0 0.993782 2.82843i 0 3.16228
161.12 1.41421i 0 −2.00000 2.23607i 0 6.49832 2.82843i 0 3.16228
161.13 1.41421i 0 −2.00000 2.23607i 0 −6.63197 2.82843i 0 −3.16228
161.14 1.41421i 0 −2.00000 2.23607i 0 −1.37233 2.82843i 0 −3.16228
161.15 1.41421i 0 −2.00000 2.23607i 0 8.70115 2.82843i 0 −3.16228
161.16 1.41421i 0 −2.00000 2.23607i 0 10.7900 2.82843i 0 −3.16228
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 161.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 810.3.d.c 16
3.b odd 2 1 inner 810.3.d.c 16
9.c even 3 1 90.3.h.a 16
9.c even 3 1 270.3.h.a 16
9.d odd 6 1 90.3.h.a 16
9.d odd 6 1 270.3.h.a 16
36.f odd 6 1 720.3.bs.d 16
36.f odd 6 1 2160.3.bs.d 16
36.h even 6 1 720.3.bs.d 16
36.h even 6 1 2160.3.bs.d 16
45.h odd 6 1 450.3.i.g 16
45.h odd 6 1 1350.3.i.g 16
45.j even 6 1 450.3.i.g 16
45.j even 6 1 1350.3.i.g 16
45.k odd 12 2 450.3.k.c 32
45.k odd 12 2 1350.3.k.b 32
45.l even 12 2 450.3.k.c 32
45.l even 12 2 1350.3.k.b 32
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
90.3.h.a 16 9.c even 3 1
90.3.h.a 16 9.d odd 6 1
270.3.h.a 16 9.c even 3 1
270.3.h.a 16 9.d odd 6 1
450.3.i.g 16 45.h odd 6 1
450.3.i.g 16 45.j even 6 1
450.3.k.c 32 45.k odd 12 2
450.3.k.c 32 45.l even 12 2
720.3.bs.d 16 36.f odd 6 1
720.3.bs.d 16 36.h even 6 1
810.3.d.c 16 1.a even 1 1 trivial
810.3.d.c 16 3.b odd 2 1 inner
1350.3.i.g 16 45.h odd 6 1
1350.3.i.g 16 45.j even 6 1
1350.3.k.b 32 45.k odd 12 2
1350.3.k.b 32 45.l even 12 2
2160.3.bs.d 16 36.f odd 6 1
2160.3.bs.d 16 36.h even 6 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{8} - 4T_{7}^{7} - 230T_{7}^{6} + 1208T_{7}^{5} + 10234T_{7}^{4} - 46180T_{7}^{3} - 90890T_{7}^{2} + 42800T_{7} + 81625 \) acting on \(S_{3}^{\mathrm{new}}(810, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} + 2)^{8} \) Copy content Toggle raw display
$3$ \( T^{16} \) Copy content Toggle raw display
$5$ \( (T^{2} + 5)^{8} \) Copy content Toggle raw display
$7$ \( (T^{8} - 4 T^{7} + \cdots + 81625)^{2} \) Copy content Toggle raw display
$11$ \( T^{16} + \cdots + 7901855928576 \) Copy content Toggle raw display
$13$ \( (T^{8} + 20 T^{7} + \cdots + 31486096)^{2} \) Copy content Toggle raw display
$17$ \( T^{16} + \cdots + 29\!\cdots\!00 \) Copy content Toggle raw display
$19$ \( (T^{8} - 40 T^{7} + \cdots + 4403341840)^{2} \) Copy content Toggle raw display
$23$ \( T^{16} + \cdots + 15\!\cdots\!61 \) Copy content Toggle raw display
$29$ \( T^{16} + \cdots + 35\!\cdots\!61 \) Copy content Toggle raw display
$31$ \( (T^{8} + \cdots + 1127554186384)^{2} \) Copy content Toggle raw display
$37$ \( (T^{8} + 44 T^{7} + \cdots - 221671664)^{2} \) Copy content Toggle raw display
$41$ \( T^{16} + \cdots + 23\!\cdots\!81 \) Copy content Toggle raw display
$43$ \( (T^{8} + 92 T^{7} + \cdots - 287683097840)^{2} \) Copy content Toggle raw display
$47$ \( T^{16} + \cdots + 64\!\cdots\!41 \) Copy content Toggle raw display
$53$ \( T^{16} + \cdots + 19\!\cdots\!76 \) Copy content Toggle raw display
$59$ \( T^{16} + \cdots + 51\!\cdots\!00 \) Copy content Toggle raw display
$61$ \( (T^{8} + \cdots + 14350669588681)^{2} \) Copy content Toggle raw display
$67$ \( (T^{8} + 56 T^{7} + \cdots + 7216851865)^{2} \) Copy content Toggle raw display
$71$ \( T^{16} + \cdots + 19\!\cdots\!76 \) Copy content Toggle raw display
$73$ \( (T^{8} + \cdots - 638114737319936)^{2} \) Copy content Toggle raw display
$79$ \( (T^{8} + \cdots + 15082254438400)^{2} \) Copy content Toggle raw display
$83$ \( T^{16} + \cdots + 11\!\cdots\!21 \) Copy content Toggle raw display
$89$ \( T^{16} + \cdots + 95\!\cdots\!25 \) Copy content Toggle raw display
$97$ \( (T^{8} - 16 T^{7} + \cdots + 102974242816)^{2} \) Copy content Toggle raw display
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