Properties

Label 64.20.b.c
Level $64$
Weight $20$
Character orbit 64.b
Analytic conductor $146.443$
Analytic rank $0$
Dimension $24$
Inner twists $4$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [64,20,Mod(33,64)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(64, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1]))
 
N = Newforms(chi, 20, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("64.33");
 
S:= CuspForms(chi, 20);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 64 = 2^{6} \)
Weight: \( k \) \(=\) \( 20 \)
Character orbit: \([\chi]\) \(=\) 64.b (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: \(146.442685796\)
Analytic rank: \(0\)
Dimension: \(24\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

The algebraic \(q\)-expansion of this newform has not been computed, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 24 q - 13668159064 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q - 13668159064 q^{9} - 1216308790800 q^{17} - 190564955717448 q^{25} + 11\!\cdots\!96 q^{33}+ \cdots - 92\!\cdots\!36 q^{97}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
33.1 0 62198.5i 0 6.90970e6i 0 −9.56573e7 0 −2.70640e9 0
33.2 0 62198.5i 0 6.90970e6i 0 9.56573e7 0 −2.70640e9 0
33.3 0 57731.9i 0 1.12559e6i 0 1.42740e8 0 −2.17071e9 0
33.4 0 57731.9i 0 1.12559e6i 0 −1.42740e8 0 −2.17071e9 0
33.5 0 39259.7i 0 4.68412e6i 0 3.30020e7 0 −3.79061e8 0
33.6 0 39259.7i 0 4.68412e6i 0 −3.30020e7 0 −3.79061e8 0
33.7 0 29668.1i 0 8.36506e6i 0 −1.53202e8 0 2.82068e8 0
33.8 0 29668.1i 0 8.36506e6i 0 1.53202e8 0 2.82068e8 0
33.9 0 23881.9i 0 4.57246e6i 0 9.35150e7 0 5.91914e8 0
33.10 0 23881.9i 0 4.57246e6i 0 −9.35150e7 0 5.91914e8 0
33.11 0 14039.7i 0 498596.i 0 1.14336e8 0 9.65148e8 0
33.12 0 14039.7i 0 498596.i 0 −1.14336e8 0 9.65148e8 0
33.13 0 14039.7i 0 498596.i 0 −1.14336e8 0 9.65148e8 0
33.14 0 14039.7i 0 498596.i 0 1.14336e8 0 9.65148e8 0
33.15 0 23881.9i 0 4.57246e6i 0 −9.35150e7 0 5.91914e8 0
33.16 0 23881.9i 0 4.57246e6i 0 9.35150e7 0 5.91914e8 0
33.17 0 29668.1i 0 8.36506e6i 0 1.53202e8 0 2.82068e8 0
33.18 0 29668.1i 0 8.36506e6i 0 −1.53202e8 0 2.82068e8 0
33.19 0 39259.7i 0 4.68412e6i 0 −3.30020e7 0 −3.79061e8 0
33.20 0 39259.7i 0 4.68412e6i 0 3.30020e7 0 −3.79061e8 0
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 33.24
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
4.b odd 2 1 inner
8.b even 2 1 inner
8.d odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 64.20.b.c 24
4.b odd 2 1 inner 64.20.b.c 24
8.b even 2 1 inner 64.20.b.c 24
8.d odd 2 1 inner 64.20.b.c 24
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
64.20.b.c 24 1.a even 1 1 trivial
64.20.b.c 24 4.b odd 2 1 inner
64.20.b.c 24 8.b even 2 1 inner
64.20.b.c 24 8.d odd 2 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{12} + 10390608568 T_{3}^{10} + \cdots + 19\!\cdots\!44 \) acting on \(S_{20}^{\mathrm{new}}(64, [\chi])\). Copy content Toggle raw display