Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [2304,4,Mod(2303,2304)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(2304, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([1, 0, 1]))
N = Newforms(chi, 4, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("2304.2303");
S:= CuspForms(chi, 4);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 2304 = 2^{8} \cdot 3^{2} \) |
Weight: | \( k \) | \(=\) | \( 4 \) |
Character orbit: | \([\chi]\) | \(=\) | 2304.c (of order \(2\), degree \(1\), not 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: | \(135.940400653\) |
Analytic rank: | \(0\) |
Dimension: | \(24\) |
Twist minimal: | no (minimal twist has level 72) |
Sato-Tate group: | $\mathrm{SU}(2)[C_{2}]$ |
$q$-expansion
The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, 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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2303.1 | 0 | 0 | 0 | − | 19.8898i | 0 | 12.9042i | 0 | 0 | 0 | |||||||||||||||||
2303.2 | 0 | 0 | 0 | 19.8898i | 0 | − | 12.9042i | 0 | 0 | 0 | |||||||||||||||||
2303.3 | 0 | 0 | 0 | − | 4.33351i | 0 | − | 28.4234i | 0 | 0 | 0 | ||||||||||||||||
2303.4 | 0 | 0 | 0 | 4.33351i | 0 | 28.4234i | 0 | 0 | 0 | ||||||||||||||||||
2303.5 | 0 | 0 | 0 | − | 19.8898i | 0 | − | 12.9042i | 0 | 0 | 0 | ||||||||||||||||
2303.6 | 0 | 0 | 0 | 19.8898i | 0 | 12.9042i | 0 | 0 | 0 | ||||||||||||||||||
2303.7 | 0 | 0 | 0 | − | 5.96794i | 0 | 4.64674i | 0 | 0 | 0 | |||||||||||||||||
2303.8 | 0 | 0 | 0 | 5.96794i | 0 | − | 4.64674i | 0 | 0 | 0 | |||||||||||||||||
2303.9 | 0 | 0 | 0 | − | 19.8898i | 0 | 12.9042i | 0 | 0 | 0 | |||||||||||||||||
2303.10 | 0 | 0 | 0 | 19.8898i | 0 | − | 12.9042i | 0 | 0 | 0 | |||||||||||||||||
2303.11 | 0 | 0 | 0 | − | 5.96794i | 0 | − | 4.64674i | 0 | 0 | 0 | ||||||||||||||||
2303.12 | 0 | 0 | 0 | 5.96794i | 0 | 4.64674i | 0 | 0 | 0 | ||||||||||||||||||
2303.13 | 0 | 0 | 0 | − | 4.33351i | 0 | 28.4234i | 0 | 0 | 0 | |||||||||||||||||
2303.14 | 0 | 0 | 0 | 4.33351i | 0 | − | 28.4234i | 0 | 0 | 0 | |||||||||||||||||
2303.15 | 0 | 0 | 0 | − | 4.33351i | 0 | 28.4234i | 0 | 0 | 0 | |||||||||||||||||
2303.16 | 0 | 0 | 0 | 4.33351i | 0 | − | 28.4234i | 0 | 0 | 0 | |||||||||||||||||
2303.17 | 0 | 0 | 0 | − | 4.33351i | 0 | − | 28.4234i | 0 | 0 | 0 | ||||||||||||||||
2303.18 | 0 | 0 | 0 | 4.33351i | 0 | 28.4234i | 0 | 0 | 0 | ||||||||||||||||||
2303.19 | 0 | 0 | 0 | − | 19.8898i | 0 | − | 12.9042i | 0 | 0 | 0 | ||||||||||||||||
2303.20 | 0 | 0 | 0 | 19.8898i | 0 | 12.9042i | 0 | 0 | 0 | ||||||||||||||||||
See all 24 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
3.b | odd | 2 | 1 | inner |
4.b | odd | 2 | 1 | inner |
8.b | even | 2 | 1 | inner |
8.d | odd | 2 | 1 | inner |
12.b | even | 2 | 1 | inner |
24.f | even | 2 | 1 | inner |
24.h | odd | 2 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 2304.4.c.n | 24 | |
3.b | odd | 2 | 1 | inner | 2304.4.c.n | 24 | |
4.b | odd | 2 | 1 | inner | 2304.4.c.n | 24 | |
8.b | even | 2 | 1 | inner | 2304.4.c.n | 24 | |
8.d | odd | 2 | 1 | inner | 2304.4.c.n | 24 | |
12.b | even | 2 | 1 | inner | 2304.4.c.n | 24 | |
16.e | even | 4 | 1 | 72.4.f.a | ✓ | 12 | |
16.e | even | 4 | 1 | 288.4.f.a | 12 | ||
16.f | odd | 4 | 1 | 72.4.f.a | ✓ | 12 | |
16.f | odd | 4 | 1 | 288.4.f.a | 12 | ||
24.f | even | 2 | 1 | inner | 2304.4.c.n | 24 | |
24.h | odd | 2 | 1 | inner | 2304.4.c.n | 24 | |
48.i | odd | 4 | 1 | 72.4.f.a | ✓ | 12 | |
48.i | odd | 4 | 1 | 288.4.f.a | 12 | ||
48.k | even | 4 | 1 | 72.4.f.a | ✓ | 12 | |
48.k | even | 4 | 1 | 288.4.f.a | 12 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
72.4.f.a | ✓ | 12 | 16.e | even | 4 | 1 | |
72.4.f.a | ✓ | 12 | 16.f | odd | 4 | 1 | |
72.4.f.a | ✓ | 12 | 48.i | odd | 4 | 1 | |
72.4.f.a | ✓ | 12 | 48.k | even | 4 | 1 | |
288.4.f.a | 12 | 16.e | even | 4 | 1 | ||
288.4.f.a | 12 | 16.f | odd | 4 | 1 | ||
288.4.f.a | 12 | 48.i | odd | 4 | 1 | ||
288.4.f.a | 12 | 48.k | even | 4 | 1 | ||
2304.4.c.n | 24 | 1.a | even | 1 | 1 | trivial | |
2304.4.c.n | 24 | 3.b | odd | 2 | 1 | inner | |
2304.4.c.n | 24 | 4.b | odd | 2 | 1 | inner | |
2304.4.c.n | 24 | 8.b | even | 2 | 1 | inner | |
2304.4.c.n | 24 | 8.d | odd | 2 | 1 | inner | |
2304.4.c.n | 24 | 12.b | even | 2 | 1 | inner | |
2304.4.c.n | 24 | 24.f | even | 2 | 1 | inner | |
2304.4.c.n | 24 | 24.h | odd | 2 | 1 | inner |
Hecke kernels
This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(2304, [\chi])\):
\( T_{5}^{6} + 450T_{5}^{4} + 22188T_{5}^{2} + 264600 \) |
\( T_{11}^{6} - 4440T_{11}^{4} + 4605120T_{11}^{2} - 15323648 \) |
\( T_{13}^{6} - 5700T_{13}^{4} + 7291056T_{13}^{2} - 2534148288 \) |