Properties

Label 9000.2.a.m
Level 90009000
Weight 22
Character orbit 9000.a
Self dual yes
Analytic conductor 71.86571.865
Analytic rank 11
Dimension 22
CM no
Inner twists 11

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [9000,2,Mod(1,9000)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(9000, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 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("9000.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: N N == 9000=233253 9000 = 2^{3} \cdot 3^{2} \cdot 5^{3}
Weight: k k == 2 2
Character orbit: [χ][\chi] == 9000.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: 71.865361819271.8653618192
Analytic rank: 11
Dimension: 22
Coefficient field: Q(5)\Q(\sqrt{5})
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: x2x1 x^{2} - x - 1 Copy content Toggle raw display
Coefficient ring: Z[a1,,a17]\Z[a_1, \ldots, a_{17}]
Coefficient ring index: 1 1
Twist minimal: yes
Fricke sign: +1+1
Sato-Tate group: SU(2)\mathrm{SU}(2)

qq-expansion

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

Coefficients of the qq-expansion are expressed in terms of β=12(1+5)\beta = \frac{1}{2}(1 + \sqrt{5}). We also show the integral qq-expansion of the trace form.

f(q)f(q) == q+2βq7+(2β+2)q112βq13+(β1)q17+(β2)q19+(β+1)q23+(4β6)q29+(3β1)q31+(4β+6)q37++(6β6)q97+O(q100) q + 2 \beta q^{7} + ( - 2 \beta + 2) q^{11} - 2 \beta q^{13} + ( - \beta - 1) q^{17} + (\beta - 2) q^{19} + (\beta + 1) q^{23} + (4 \beta - 6) q^{29} + ( - 3 \beta - 1) q^{31} + ( - 4 \beta + 6) q^{37} + \cdots + (6 \beta - 6) q^{97} +O(q^{100}) Copy content Toggle raw display
Tr(f)(q)\operatorname{Tr}(f)(q) == 2q+2q7+2q112q133q173q19+3q238q295q31+8q37+6q4120q43+9q472q49q536q5911q61+6q6714q71+6q97+O(q100) 2 q + 2 q^{7} + 2 q^{11} - 2 q^{13} - 3 q^{17} - 3 q^{19} + 3 q^{23} - 8 q^{29} - 5 q^{31} + 8 q^{37} + 6 q^{41} - 20 q^{43} + 9 q^{47} - 2 q^{49} - q^{53} - 6 q^{59} - 11 q^{61} + 6 q^{67} - 14 q^{71}+ \cdots - 6 q^{97}+O(q^{100}) Copy content Toggle raw display

Embeddings

For each embedding ιm\iota_m of the coefficient field, the values ιm(an)\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   ιm(ν)\iota_m(\nu) a2 a_{2} a3 a_{3} a4 a_{4} a5 a_{5} a6 a_{6} a7 a_{7} a8 a_{8} a9 a_{9} a10 a_{10}
1.1
−0.618034
1.61803
0 0 0 0 0 −1.23607 0 0 0
1.2 0 0 0 0 0 3.23607 0 0 0
nn: e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

p p Sign
22 +1 +1
33 +1 +1
55 +1 +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 9000.2.a.m yes 2
3.b odd 2 1 9000.2.a.l yes 2
5.b even 2 1 9000.2.a.e yes 2
15.d odd 2 1 9000.2.a.d 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
9000.2.a.d 2 15.d odd 2 1
9000.2.a.e yes 2 5.b even 2 1
9000.2.a.l yes 2 3.b odd 2 1
9000.2.a.m yes 2 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on S2new(Γ0(9000))S_{2}^{\mathrm{new}}(\Gamma_0(9000)):

T722T74 T_{7}^{2} - 2T_{7} - 4 Copy content Toggle raw display
T1122T114 T_{11}^{2} - 2T_{11} - 4 Copy content Toggle raw display
T132+2T134 T_{13}^{2} + 2T_{13} - 4 Copy content Toggle raw display
T172+3T17+1 T_{17}^{2} + 3T_{17} + 1 Copy content Toggle raw display

Hecke characteristic polynomials

pp Fp(T)F_p(T)
22 T2 T^{2} Copy content Toggle raw display
33 T2 T^{2} Copy content Toggle raw display
55 T2 T^{2} Copy content Toggle raw display
77 T22T4 T^{2} - 2T - 4 Copy content Toggle raw display
1111 T22T4 T^{2} - 2T - 4 Copy content Toggle raw display
1313 T2+2T4 T^{2} + 2T - 4 Copy content Toggle raw display
1717 T2+3T+1 T^{2} + 3T + 1 Copy content Toggle raw display
1919 T2+3T+1 T^{2} + 3T + 1 Copy content Toggle raw display
2323 T23T+1 T^{2} - 3T + 1 Copy content Toggle raw display
2929 T2+8T4 T^{2} + 8T - 4 Copy content Toggle raw display
3131 T2+5T5 T^{2} + 5T - 5 Copy content Toggle raw display
3737 T28T4 T^{2} - 8T - 4 Copy content Toggle raw display
4141 T26T36 T^{2} - 6T - 36 Copy content Toggle raw display
4343 (T+10)2 (T + 10)^{2} Copy content Toggle raw display
4747 T29T+19 T^{2} - 9T + 19 Copy content Toggle raw display
5353 T2+T11 T^{2} + T - 11 Copy content Toggle raw display
5959 T2+6T+4 T^{2} + 6T + 4 Copy content Toggle raw display
6161 T2+11T+19 T^{2} + 11T + 19 Copy content Toggle raw display
6767 T26T+4 T^{2} - 6T + 4 Copy content Toggle raw display
7171 T2+14T+44 T^{2} + 14T + 44 Copy content Toggle raw display
7373 T2+2T44 T^{2} + 2T - 44 Copy content Toggle raw display
7979 T2+11T+29 T^{2} + 11T + 29 Copy content Toggle raw display
8383 T2T61 T^{2} - T - 61 Copy content Toggle raw display
8989 T220T+80 T^{2} - 20T + 80 Copy content Toggle raw display
9797 T2+6T36 T^{2} + 6T - 36 Copy content Toggle raw display
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