Properties

Label 170.2.a.d
Level 170170
Weight 22
Character orbit 170.a
Self dual yes
Analytic conductor 1.3571.357
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] = [170,2,Mod(1,170)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(170, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([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("170.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: N N == 170=2517 170 = 2 \cdot 5 \cdot 17
Weight: k k == 2 2
Character orbit: [χ][\chi] == 170.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: 1.357456834361.35745683436
Analytic rank: 00
Dimension: 11
Coefficient field: Q\mathbb{Q}
Coefficient ring: Z\mathbb{Z}
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)
 
f(q)f(q) == qq2+3q3+q4q53q6+2q7q8+6q9+q104q11+3q123q132q143q15+q16+q176q18+3q19q20+6q21+24q99+O(q100) q - q^{2} + 3 q^{3} + q^{4} - q^{5} - 3 q^{6} + 2 q^{7} - q^{8} + 6 q^{9} + q^{10} - 4 q^{11} + 3 q^{12} - 3 q^{13} - 2 q^{14} - 3 q^{15} + q^{16} + q^{17} - 6 q^{18} + 3 q^{19} - q^{20} + 6 q^{21}+ \cdots - 24 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
−1.00000 3.00000 1.00000 −1.00000 −3.00000 2.00000 −1.00000 6.00000 1.00000
nn: e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

p p Sign
22 +1 +1
55 +1 +1
1717 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 170.2.a.d 1
3.b odd 2 1 1530.2.a.o 1
4.b odd 2 1 1360.2.a.a 1
5.b even 2 1 850.2.a.f 1
5.c odd 4 2 850.2.c.a 2
7.b odd 2 1 8330.2.a.a 1
8.b even 2 1 5440.2.a.b 1
8.d odd 2 1 5440.2.a.y 1
15.d odd 2 1 7650.2.a.l 1
17.b even 2 1 2890.2.a.b 1
17.c even 4 2 2890.2.b.d 2
20.d odd 2 1 6800.2.a.z 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
170.2.a.d 1 1.a even 1 1 trivial
850.2.a.f 1 5.b even 2 1
850.2.c.a 2 5.c odd 4 2
1360.2.a.a 1 4.b odd 2 1
1530.2.a.o 1 3.b odd 2 1
2890.2.a.b 1 17.b even 2 1
2890.2.b.d 2 17.c even 4 2
5440.2.a.b 1 8.b even 2 1
5440.2.a.y 1 8.d odd 2 1
6800.2.a.z 1 20.d odd 2 1
7650.2.a.l 1 15.d odd 2 1
8330.2.a.a 1 7.b odd 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(170))S_{2}^{\mathrm{new}}(\Gamma_0(170)):

T33 T_{3} - 3 Copy content Toggle raw display
T72 T_{7} - 2 Copy content Toggle raw display
T13+3 T_{13} + 3 Copy content Toggle raw display

Hecke characteristic polynomials

pp Fp(T)F_p(T)
22 T+1 T + 1 Copy content Toggle raw display
33 T3 T - 3 Copy content Toggle raw display
55 T+1 T + 1 Copy content Toggle raw display
77 T2 T - 2 Copy content Toggle raw display
1111 T+4 T + 4 Copy content Toggle raw display
1313 T+3 T + 3 Copy content Toggle raw display
1717 T1 T - 1 Copy content Toggle raw display
1919 T3 T - 3 Copy content Toggle raw display
2323 T+6 T + 6 Copy content Toggle raw display
2929 T9 T - 9 Copy content Toggle raw display
3131 T+3 T + 3 Copy content Toggle raw display
3737 T+8 T + 8 Copy content Toggle raw display
4141 T+6 T + 6 Copy content Toggle raw display
4343 T6 T - 6 Copy content Toggle raw display
4747 T+13 T + 13 Copy content Toggle raw display
5353 T+9 T + 9 Copy content Toggle raw display
5959 T15 T - 15 Copy content Toggle raw display
6161 T7 T - 7 Copy content Toggle raw display
6767 T+2 T + 2 Copy content Toggle raw display
7171 T9 T - 9 Copy content Toggle raw display
7373 T+3 T + 3 Copy content Toggle raw display
7979 T T Copy content Toggle raw display
8383 T12 T - 12 Copy content Toggle raw display
8989 T+9 T + 9 Copy content Toggle raw display
9797 T7 T - 7 Copy content Toggle raw display
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