Properties

Label 3920.2.a.be
Level 39203920
Weight 22
Character orbit 3920.a
Self dual yes
Analytic conductor 31.30131.301
Analytic rank 00
Dimension 11
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] = [3920,2,Mod(1,3920)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3920, 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("3920.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: N N == 3920=24572 3920 = 2^{4} \cdot 5 \cdot 7^{2}
Weight: k k == 2 2
Character orbit: [χ][\chi] == 3920.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: 31.301357592331.3013575923
Analytic rank: 00
Dimension: 11
Coefficient field: Q\mathbb{Q}
Coefficient ring: Z\mathbb{Z}
Coefficient ring index: 1 1
Twist minimal: no (minimal twist has level 70)
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)
 
f(q)f(q) == q+2q3q5+q93q11+5q132q15+6q17+q193q23+q254q276q29+4q316q33+11q37+10q39+3q41+10q43q45+3q99+O(q100) q + 2 q^{3} - q^{5} + q^{9} - 3 q^{11} + 5 q^{13} - 2 q^{15} + 6 q^{17} + q^{19} - 3 q^{23} + q^{25} - 4 q^{27} - 6 q^{29} + 4 q^{31} - 6 q^{33} + 11 q^{37} + 10 q^{39} + 3 q^{41} + 10 q^{43} - q^{45}+ \cdots - 3 q^{99}+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
0 2.00000 0 −1.00000 0 0 0 1.00000 0
nn: e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

p p Sign
22 1 -1
55 +1 +1
77 +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 3920.2.a.be 1
4.b odd 2 1 490.2.a.g 1
7.b odd 2 1 3920.2.a.g 1
7.c even 3 2 560.2.q.d 2
12.b even 2 1 4410.2.a.m 1
20.d odd 2 1 2450.2.a.p 1
20.e even 4 2 2450.2.c.f 2
28.d even 2 1 490.2.a.j 1
28.f even 6 2 490.2.e.a 2
28.g odd 6 2 70.2.e.b 2
84.h odd 2 1 4410.2.a.c 1
84.n even 6 2 630.2.k.e 2
140.c even 2 1 2450.2.a.f 1
140.j odd 4 2 2450.2.c.p 2
140.p odd 6 2 350.2.e.h 2
140.w even 12 4 350.2.j.a 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
70.2.e.b 2 28.g odd 6 2
350.2.e.h 2 140.p odd 6 2
350.2.j.a 4 140.w even 12 4
490.2.a.g 1 4.b odd 2 1
490.2.a.j 1 28.d even 2 1
490.2.e.a 2 28.f even 6 2
560.2.q.d 2 7.c even 3 2
630.2.k.e 2 84.n even 6 2
2450.2.a.f 1 140.c even 2 1
2450.2.a.p 1 20.d odd 2 1
2450.2.c.f 2 20.e even 4 2
2450.2.c.p 2 140.j odd 4 2
3920.2.a.g 1 7.b odd 2 1
3920.2.a.be 1 1.a even 1 1 trivial
4410.2.a.c 1 84.h odd 2 1
4410.2.a.m 1 12.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 S2new(Γ0(3920))S_{2}^{\mathrm{new}}(\Gamma_0(3920)):

T32 T_{3} - 2 Copy content Toggle raw display
T11+3 T_{11} + 3 Copy content Toggle raw display
T135 T_{13} - 5 Copy content Toggle raw display
T176 T_{17} - 6 Copy content Toggle raw display

Hecke characteristic polynomials

pp Fp(T)F_p(T)
22 T T Copy content Toggle raw display
33 T2 T - 2 Copy content Toggle raw display
55 T+1 T + 1 Copy content Toggle raw display
77 T T Copy content Toggle raw display
1111 T+3 T + 3 Copy content Toggle raw display
1313 T5 T - 5 Copy content Toggle raw display
1717 T6 T - 6 Copy content Toggle raw display
1919 T1 T - 1 Copy content Toggle raw display
2323 T+3 T + 3 Copy content Toggle raw display
2929 T+6 T + 6 Copy content Toggle raw display
3131 T4 T - 4 Copy content Toggle raw display
3737 T11 T - 11 Copy content Toggle raw display
4141 T3 T - 3 Copy content Toggle raw display
4343 T10 T - 10 Copy content Toggle raw display
4747 T+3 T + 3 Copy content Toggle raw display
5353 T3 T - 3 Copy content Toggle raw display
5959 T T Copy content Toggle raw display
6161 T+4 T + 4 Copy content Toggle raw display
6767 T4 T - 4 Copy content Toggle raw display
7171 T+12 T + 12 Copy content Toggle raw display
7373 T+4 T + 4 Copy content Toggle raw display
7979 T10 T - 10 Copy content Toggle raw display
8383 T12 T - 12 Copy content Toggle raw display
8989 T6 T - 6 Copy content Toggle raw display
9797 T14 T - 14 Copy content Toggle raw display
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