Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [9537,2,Mod(1,9537)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(9537, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([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("9537.1");
S:= CuspForms(chi, 2);
N := Newforms(S);
| Level: | \( N \) | \(=\) | \( 9537 = 3 \cdot 11 \cdot 17^{2} \) |
| Weight: | \( k \) | \(=\) | \( 2 \) |
| Character orbit: | \([\chi]\) | \(=\) | 9537.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: | \(76.1533284077\) |
| Analytic rank: | \(0\) |
| Dimension: | \(1\) |
| Coefficient field: | \(\mathbb{Q}\) |
| Coefficient ring: | \(\mathbb{Z}\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | no (minimal twist has level 33) |
| Fricke sign: | \(-1\) |
| Sato-Tate group: | $\mathrm{SU}(2)$ |
$q$-expansion
comment: q-expansion
sage: f.q_expansion() # note that sage often uses an isomorphic number field
gp: mfcoefs(f, 20)
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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.1 |
|
1.00000 | 1.00000 | −1.00000 | 2.00000 | 1.00000 | −4.00000 | −3.00000 | 1.00000 | 2.00000 | |||||||||||||||||||||
Atkin-Lehner signs
| \( p \) | Sign |
|---|---|
| \(3\) | \( -1 \) |
| \(11\) | \( +1 \) |
| \(17\) | \( +1 \) |
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 | 9537.2.a.m | 1 | |
| 17.b | even | 2 | 1 | 33.2.a.a | ✓ | 1 | |
| 51.c | odd | 2 | 1 | 99.2.a.b | 1 | ||
| 68.d | odd | 2 | 1 | 528.2.a.g | 1 | ||
| 85.c | even | 2 | 1 | 825.2.a.a | 1 | ||
| 85.g | odd | 4 | 2 | 825.2.c.a | 2 | ||
| 119.d | odd | 2 | 1 | 1617.2.a.j | 1 | ||
| 136.e | odd | 2 | 1 | 2112.2.a.j | 1 | ||
| 136.h | even | 2 | 1 | 2112.2.a.bb | 1 | ||
| 153.h | even | 6 | 2 | 891.2.e.e | 2 | ||
| 153.i | odd | 6 | 2 | 891.2.e.g | 2 | ||
| 187.b | odd | 2 | 1 | 363.2.a.b | 1 | ||
| 187.j | even | 10 | 4 | 363.2.e.e | 4 | ||
| 187.l | odd | 10 | 4 | 363.2.e.g | 4 | ||
| 204.h | even | 2 | 1 | 1584.2.a.o | 1 | ||
| 221.b | even | 2 | 1 | 5577.2.a.a | 1 | ||
| 255.h | odd | 2 | 1 | 2475.2.a.g | 1 | ||
| 255.o | even | 4 | 2 | 2475.2.c.d | 2 | ||
| 357.c | even | 2 | 1 | 4851.2.a.b | 1 | ||
| 408.b | odd | 2 | 1 | 6336.2.a.x | 1 | ||
| 408.h | even | 2 | 1 | 6336.2.a.n | 1 | ||
| 561.h | even | 2 | 1 | 1089.2.a.j | 1 | ||
| 748.f | even | 2 | 1 | 5808.2.a.t | 1 | ||
| 935.h | odd | 2 | 1 | 9075.2.a.q | 1 | ||
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 33.2.a.a | ✓ | 1 | 17.b | even | 2 | 1 | |
| 99.2.a.b | 1 | 51.c | odd | 2 | 1 | ||
| 363.2.a.b | 1 | 187.b | odd | 2 | 1 | ||
| 363.2.e.e | 4 | 187.j | even | 10 | 4 | ||
| 363.2.e.g | 4 | 187.l | odd | 10 | 4 | ||
| 528.2.a.g | 1 | 68.d | odd | 2 | 1 | ||
| 825.2.a.a | 1 | 85.c | even | 2 | 1 | ||
| 825.2.c.a | 2 | 85.g | odd | 4 | 2 | ||
| 891.2.e.e | 2 | 153.h | even | 6 | 2 | ||
| 891.2.e.g | 2 | 153.i | odd | 6 | 2 | ||
| 1089.2.a.j | 1 | 561.h | even | 2 | 1 | ||
| 1584.2.a.o | 1 | 204.h | even | 2 | 1 | ||
| 1617.2.a.j | 1 | 119.d | odd | 2 | 1 | ||
| 2112.2.a.j | 1 | 136.e | odd | 2 | 1 | ||
| 2112.2.a.bb | 1 | 136.h | even | 2 | 1 | ||
| 2475.2.a.g | 1 | 255.h | odd | 2 | 1 | ||
| 2475.2.c.d | 2 | 255.o | even | 4 | 2 | ||
| 4851.2.a.b | 1 | 357.c | even | 2 | 1 | ||
| 5577.2.a.a | 1 | 221.b | even | 2 | 1 | ||
| 5808.2.a.t | 1 | 748.f | even | 2 | 1 | ||
| 6336.2.a.n | 1 | 408.h | even | 2 | 1 | ||
| 6336.2.a.x | 1 | 408.b | odd | 2 | 1 | ||
| 9075.2.a.q | 1 | 935.h | odd | 2 | 1 | ||
| 9537.2.a.m | 1 | 1.a | even | 1 | 1 | trivial | |
Hecke kernels
This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(9537))\):
|
\( T_{2} - 1 \)
|
|
\( T_{5} - 2 \)
|
|
\( T_{7} + 4 \)
|
|
\( T_{13} + 2 \)
|
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T - 1 \)
|
| $3$ |
\( T - 1 \)
|
| $5$ |
\( T - 2 \)
|
| $7$ |
\( T + 4 \)
|
| $11$ |
\( T + 1 \)
|
| $13$ |
\( T + 2 \)
|
| $17$ |
\( T \)
|
| $19$ |
\( T \)
|
| $23$ |
\( T + 8 \)
|
| $29$ |
\( T - 6 \)
|
| $31$ |
\( T - 8 \)
|
| $37$ |
\( T + 6 \)
|
| $41$ |
\( T - 2 \)
|
| $43$ |
\( T \)
|
| $47$ |
\( T - 8 \)
|
| $53$ |
\( T - 6 \)
|
| $59$ |
\( T + 4 \)
|
| $61$ |
\( T + 6 \)
|
| $67$ |
\( T + 4 \)
|
| $71$ |
\( T \)
|
| $73$ |
\( T - 14 \)
|
| $79$ |
\( T - 4 \)
|
| $83$ |
\( T - 12 \)
|
| $89$ |
\( T + 6 \)
|
| $97$ |
\( T + 2 \)
|
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