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.
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 |
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 \(S_{20}^{\mathrm{new}}(64, [\chi])\).