Properties

Label 7605.2.a.y
Level $7605$
Weight $2$
Character orbit 7605.a
Self dual yes
Analytic conductor $60.726$
Analytic rank $1$
Dimension $2$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [7605,2,Mod(1,7605)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7605, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("7605.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 7605 = 3^{2} \cdot 5 \cdot 13^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7605.a (trivial)

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: yes
Analytic conductor: \(60.7262307372\)
Analytic rank: \(1\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{3}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - 3 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 195)
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-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 \(\beta = \sqrt{3}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta - 1) q^{2} + ( - 2 \beta + 2) q^{4} - q^{5} + ( - 2 \beta - 1) q^{7} + (2 \beta - 6) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta - 1) q^{2} + ( - 2 \beta + 2) q^{4} - q^{5} + ( - 2 \beta - 1) q^{7} + (2 \beta - 6) q^{8} + ( - \beta + 1) q^{10} - 2 \beta q^{11} + (\beta - 5) q^{14} + ( - 4 \beta + 8) q^{16} + (\beta + 5) q^{17} + (2 \beta + 2) q^{19} + (2 \beta - 2) q^{20} + (2 \beta - 6) q^{22} + ( - 2 \beta + 4) q^{23} + q^{25} + ( - 2 \beta + 10) q^{28} + (\beta + 1) q^{29} + (3 \beta - 2) q^{31} + (8 \beta - 8) q^{32} + (4 \beta - 2) q^{34} + (2 \beta + 1) q^{35} - 4 q^{37} + 4 q^{38} + ( - 2 \beta + 6) q^{40} + (\beta - 7) q^{41} + (\beta - 2) q^{43} + ( - 4 \beta + 12) q^{44} + (6 \beta - 10) q^{46} + ( - 3 \beta + 5) q^{47} + (4 \beta + 6) q^{49} + (\beta - 1) q^{50} + 4 \beta q^{53} + 2 \beta q^{55} + (10 \beta - 6) q^{56} + 2 q^{58} + (\beta - 9) q^{59} + (2 \beta + 1) q^{61} + ( - 5 \beta + 11) q^{62} + ( - 8 \beta + 16) q^{64} + ( - 2 \beta - 9) q^{67} + ( - 8 \beta + 4) q^{68} + ( - \beta + 5) q^{70} + ( - \beta - 11) q^{71} + (6 \beta + 5) q^{73} + ( - 4 \beta + 4) q^{74} - 8 q^{76} + (2 \beta + 12) q^{77} + (4 \beta - 5) q^{79} + (4 \beta - 8) q^{80} + ( - 8 \beta + 10) q^{82} + (2 \beta - 6) q^{83} + ( - \beta - 5) q^{85} + ( - 3 \beta + 5) q^{86} + (12 \beta - 12) q^{88} + (\beta - 3) q^{89} + ( - 12 \beta + 20) q^{92} + (8 \beta - 14) q^{94} + ( - 2 \beta - 2) q^{95} + (2 \beta + 13) q^{97} + (2 \beta + 6) q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 2 q^{2} + 4 q^{4} - 2 q^{5} - 2 q^{7} - 12 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - 2 q^{2} + 4 q^{4} - 2 q^{5} - 2 q^{7} - 12 q^{8} + 2 q^{10} - 10 q^{14} + 16 q^{16} + 10 q^{17} + 4 q^{19} - 4 q^{20} - 12 q^{22} + 8 q^{23} + 2 q^{25} + 20 q^{28} + 2 q^{29} - 4 q^{31} - 16 q^{32} - 4 q^{34} + 2 q^{35} - 8 q^{37} + 8 q^{38} + 12 q^{40} - 14 q^{41} - 4 q^{43} + 24 q^{44} - 20 q^{46} + 10 q^{47} + 12 q^{49} - 2 q^{50} - 12 q^{56} + 4 q^{58} - 18 q^{59} + 2 q^{61} + 22 q^{62} + 32 q^{64} - 18 q^{67} + 8 q^{68} + 10 q^{70} - 22 q^{71} + 10 q^{73} + 8 q^{74} - 16 q^{76} + 24 q^{77} - 10 q^{79} - 16 q^{80} + 20 q^{82} - 12 q^{83} - 10 q^{85} + 10 q^{86} - 24 q^{88} - 6 q^{89} + 40 q^{92} - 28 q^{94} - 4 q^{95} + 26 q^{97} + 12 q^{98}+O(q^{100}) \) Copy content Toggle raw display

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−1.73205
1.73205
−2.73205 0 5.46410 −1.00000 0 2.46410 −9.46410 0 2.73205
1.2 0.732051 0 −1.46410 −1.00000 0 −4.46410 −2.53590 0 −0.732051
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \( -1 \)
\(5\) \( +1 \)
\(13\) \( -1 \)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 7605.2.a.y 2
3.b odd 2 1 2535.2.a.s 2
13.b even 2 1 7605.2.a.bk 2
13.f odd 12 2 585.2.bu.a 4
39.d odd 2 1 2535.2.a.n 2
39.k even 12 2 195.2.bb.a 4
195.bc odd 12 2 975.2.w.f 4
195.bh even 12 2 975.2.bc.h 4
195.bn odd 12 2 975.2.w.a 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
195.2.bb.a 4 39.k even 12 2
585.2.bu.a 4 13.f odd 12 2
975.2.w.a 4 195.bn odd 12 2
975.2.w.f 4 195.bc odd 12 2
975.2.bc.h 4 195.bh even 12 2
2535.2.a.n 2 39.d odd 2 1
2535.2.a.s 2 3.b odd 2 1
7605.2.a.y 2 1.a even 1 1 trivial
7605.2.a.bk 2 13.b even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(7605))\):

\( T_{2}^{2} + 2T_{2} - 2 \) Copy content Toggle raw display
\( T_{7}^{2} + 2T_{7} - 11 \) Copy content Toggle raw display
\( T_{11}^{2} - 12 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + 2T - 2 \) Copy content Toggle raw display
$3$ \( T^{2} \) Copy content Toggle raw display
$5$ \( (T + 1)^{2} \) Copy content Toggle raw display
$7$ \( T^{2} + 2T - 11 \) Copy content Toggle raw display
$11$ \( T^{2} - 12 \) Copy content Toggle raw display
$13$ \( T^{2} \) Copy content Toggle raw display
$17$ \( T^{2} - 10T + 22 \) Copy content Toggle raw display
$19$ \( T^{2} - 4T - 8 \) Copy content Toggle raw display
$23$ \( T^{2} - 8T + 4 \) Copy content Toggle raw display
$29$ \( T^{2} - 2T - 2 \) Copy content Toggle raw display
$31$ \( T^{2} + 4T - 23 \) Copy content Toggle raw display
$37$ \( (T + 4)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} + 14T + 46 \) Copy content Toggle raw display
$43$ \( T^{2} + 4T + 1 \) Copy content Toggle raw display
$47$ \( T^{2} - 10T - 2 \) Copy content Toggle raw display
$53$ \( T^{2} - 48 \) Copy content Toggle raw display
$59$ \( T^{2} + 18T + 78 \) Copy content Toggle raw display
$61$ \( T^{2} - 2T - 11 \) Copy content Toggle raw display
$67$ \( T^{2} + 18T + 69 \) Copy content Toggle raw display
$71$ \( T^{2} + 22T + 118 \) Copy content Toggle raw display
$73$ \( T^{2} - 10T - 83 \) Copy content Toggle raw display
$79$ \( T^{2} + 10T - 23 \) Copy content Toggle raw display
$83$ \( T^{2} + 12T + 24 \) Copy content Toggle raw display
$89$ \( T^{2} + 6T + 6 \) Copy content Toggle raw display
$97$ \( T^{2} - 26T + 157 \) Copy content Toggle raw display
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