Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [3267,1,Mod(1574,3267)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(3267, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([1, 0]))
N = Newforms(chi, 1, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("3267.1574");
S:= CuspForms(chi, 1);
N := Newforms(S);
| Level: | \( N \) | \(=\) | \( 3267 = 3^{3} \cdot 11^{2} \) |
| Weight: | \( k \) | \(=\) | \( 1 \) |
| Character orbit: | \([\chi]\) | \(=\) | 3267.i (of order \(6\), degree \(2\), 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: | \(1.63044539627\) |
| Analytic rank: | \(0\) |
| Dimension: | \(2\) |
| Coefficient field: | \(\Q(\zeta_{6})\) |
|
comment: defining polynomial
gp: f.mod \\ as an extension of the character field
|
|
| Defining polynomial: |
\( x^{2} - x + 1 \)
|
| Coefficient ring: | \(\Z[a_1, \ldots, a_{4}]\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | no (minimal twist has level 1089) |
| Projective image: | \(D_{6}\) |
| Projective field: | Galois closure of 6.2.26198073.1 |
$q$-expansion
comment: q-expansion
sage: f.q_expansion() # note that sage often uses an isomorphic number field
gp: mfcoefs(f, 20)
The \(q\)-expansion and trace form are shown below.
Character values
We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3267\mathbb{Z}\right)^\times\).
| \(n\) | \(244\) | \(3026\) |
| \(\chi(n)\) | \(1\) | \(-\zeta_{6}^{2}\) |
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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1574.1 |
|
0 | 0 | −0.500000 | − | 0.866025i | −1.50000 | + | 0.866025i | 0 | 0 | 0 | 0 | 0 | ||||||||||||||||||||
| 2663.1 | 0 | 0 | −0.500000 | + | 0.866025i | −1.50000 | − | 0.866025i | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||||||
Inner twists
| Char | Parity | Ord | Mult | Type |
|---|---|---|---|---|
| 1.a | even | 1 | 1 | trivial |
| 11.b | odd | 2 | 1 | CM by \(\Q(\sqrt{-11}) \) |
| 9.d | odd | 6 | 1 | inner |
| 99.g | even | 6 | 1 | inner |
Twists
| By twisting character orbit | |||||||
|---|---|---|---|---|---|---|---|
| Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
| 1.a | even | 1 | 1 | trivial | 3267.1.i.a | 2 | |
| 3.b | odd | 2 | 1 | 1089.1.i.a | ✓ | 2 | |
| 9.c | even | 3 | 1 | 1089.1.i.a | ✓ | 2 | |
| 9.d | odd | 6 | 1 | inner | 3267.1.i.a | 2 | |
| 11.b | odd | 2 | 1 | CM | 3267.1.i.a | 2 | |
| 11.c | even | 5 | 4 | 3267.1.v.a | 8 | ||
| 11.d | odd | 10 | 4 | 3267.1.v.a | 8 | ||
| 33.d | even | 2 | 1 | 1089.1.i.a | ✓ | 2 | |
| 33.f | even | 10 | 4 | 1089.1.r.a | 8 | ||
| 33.h | odd | 10 | 4 | 1089.1.r.a | 8 | ||
| 99.g | even | 6 | 1 | inner | 3267.1.i.a | 2 | |
| 99.h | odd | 6 | 1 | 1089.1.i.a | ✓ | 2 | |
| 99.m | even | 15 | 4 | 1089.1.r.a | 8 | ||
| 99.n | odd | 30 | 4 | 3267.1.v.a | 8 | ||
| 99.o | odd | 30 | 4 | 1089.1.r.a | 8 | ||
| 99.p | even | 30 | 4 | 3267.1.v.a | 8 | ||
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 1089.1.i.a | ✓ | 2 | 3.b | odd | 2 | 1 | |
| 1089.1.i.a | ✓ | 2 | 9.c | even | 3 | 1 | |
| 1089.1.i.a | ✓ | 2 | 33.d | even | 2 | 1 | |
| 1089.1.i.a | ✓ | 2 | 99.h | odd | 6 | 1 | |
| 1089.1.r.a | 8 | 33.f | even | 10 | 4 | ||
| 1089.1.r.a | 8 | 33.h | odd | 10 | 4 | ||
| 1089.1.r.a | 8 | 99.m | even | 15 | 4 | ||
| 1089.1.r.a | 8 | 99.o | odd | 30 | 4 | ||
| 3267.1.i.a | 2 | 1.a | even | 1 | 1 | trivial | |
| 3267.1.i.a | 2 | 9.d | odd | 6 | 1 | inner | |
| 3267.1.i.a | 2 | 11.b | odd | 2 | 1 | CM | |
| 3267.1.i.a | 2 | 99.g | even | 6 | 1 | inner | |
| 3267.1.v.a | 8 | 11.c | even | 5 | 4 | ||
| 3267.1.v.a | 8 | 11.d | odd | 10 | 4 | ||
| 3267.1.v.a | 8 | 99.n | odd | 30 | 4 | ||
| 3267.1.v.a | 8 | 99.p | even | 30 | 4 | ||
Hecke kernels
This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(3267, [\chi])\).
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T^{2} \)
|
| $3$ |
\( T^{2} \)
|
| $5$ |
\( T^{2} + 3T + 3 \)
|
| $7$ |
\( T^{2} \)
|
| $11$ |
\( T^{2} \)
|
| $13$ |
\( T^{2} \)
|
| $17$ |
\( T^{2} \)
|
| $19$ |
\( T^{2} \)
|
| $23$ |
\( T^{2} \)
|
| $29$ |
\( T^{2} \)
|
| $31$ |
\( T^{2} + T + 1 \)
|
| $37$ |
\( (T - 1)^{2} \)
|
| $41$ |
\( T^{2} \)
|
| $43$ |
\( T^{2} \)
|
| $47$ |
\( T^{2} - 3T + 3 \)
|
| $53$ |
\( T^{2} + 3 \)
|
| $59$ |
\( T^{2} - 3T + 3 \)
|
| $61$ |
\( T^{2} \)
|
| $67$ |
\( T^{2} + T + 1 \)
|
| $71$ |
\( T^{2} + 3 \)
|
| $73$ |
\( T^{2} \)
|
| $79$ |
\( T^{2} \)
|
| $83$ |
\( T^{2} \)
|
| $89$ |
\( T^{2} \)
|
| $97$ |
\( T^{2} - T + 1 \)
|
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