Newspace parameters
| Level: | \( N \) | \(=\) | \( 81 = 3^{4} \) |
| Weight: | \( k \) | \(=\) | \( 12 \) |
| Character orbit: | \([\chi]\) | \(=\) | 81.c (of order \(3\), degree \(2\), not minimal) |
Newform invariants
| Self dual: | no |
| Analytic conductor: | \(62.2357976253\) |
| Analytic rank: | \(0\) |
| Dimension: | \(2\) |
| Coefficient field: | \(\Q(\sqrt{-3}) \) |
|
|
|
| Defining polynomial: |
\( x^{2} - x + 1 \)
|
| Coefficient ring: | \(\Z[a_1, \ldots, a_{25}]\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | no (minimal twist has level 1) |
| Sato-Tate group: | $\mathrm{SU}(2)[C_{3}]$ |
$q$-expansion
Coefficients of the \(q\)-expansion are expressed in terms of a primitive root of unity \(\zeta_{6}\). We also show the integral \(q\)-expansion of the trace form.
Character values
We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/81\mathbb{Z}\right)^\times\).
| \(n\) | \(2\) |
| \(\chi(n)\) | \(-\zeta_{6}\) |
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.
| Label | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 28.1 |
|
12.0000 | + | 20.7846i | 0 | 736.000 | − | 1274.79i | −2415.00 | + | 4182.90i | 0 | 8372.00 | + | 14500.7i | 84480.0 | 0 | −115920. | ||||||||||||||||
| 55.1 | 12.0000 | − | 20.7846i | 0 | 736.000 | + | 1274.79i | −2415.00 | − | 4182.90i | 0 | 8372.00 | − | 14500.7i | 84480.0 | 0 | −115920. | |||||||||||||||||
Inner twists
| Char | Parity | Ord | Mult | Type |
|---|---|---|---|---|
| 1.a | even | 1 | 1 | trivial |
| 9.c | even | 3 | 1 | inner |
Twists
| By twisting character orbit | |||||||
|---|---|---|---|---|---|---|---|
| Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
| 1.a | even | 1 | 1 | trivial | 81.12.c.d | 2 | |
| 3.b | odd | 2 | 1 | 81.12.c.b | 2 | ||
| 9.c | even | 3 | 1 | 1.12.a.a | ✓ | 1 | |
| 9.c | even | 3 | 1 | inner | 81.12.c.d | 2 | |
| 9.d | odd | 6 | 1 | 9.12.a.b | 1 | ||
| 9.d | odd | 6 | 1 | 81.12.c.b | 2 | ||
| 36.f | odd | 6 | 1 | 16.12.a.a | 1 | ||
| 36.h | even | 6 | 1 | 144.12.a.d | 1 | ||
| 45.h | odd | 6 | 1 | 225.12.a.b | 1 | ||
| 45.j | even | 6 | 1 | 25.12.a.b | 1 | ||
| 45.k | odd | 12 | 2 | 25.12.b.b | 2 | ||
| 45.l | even | 12 | 2 | 225.12.b.d | 2 | ||
| 63.g | even | 3 | 1 | 49.12.c.b | 2 | ||
| 63.h | even | 3 | 1 | 49.12.c.b | 2 | ||
| 63.k | odd | 6 | 1 | 49.12.c.c | 2 | ||
| 63.l | odd | 6 | 1 | 49.12.a.a | 1 | ||
| 63.t | odd | 6 | 1 | 49.12.c.c | 2 | ||
| 72.n | even | 6 | 1 | 64.12.a.b | 1 | ||
| 72.p | odd | 6 | 1 | 64.12.a.f | 1 | ||
| 99.h | odd | 6 | 1 | 121.12.a.b | 1 | ||
| 117.t | even | 6 | 1 | 169.12.a.a | 1 | ||
| 144.v | odd | 12 | 2 | 256.12.b.c | 2 | ||
| 144.x | even | 12 | 2 | 256.12.b.e | 2 | ||
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 1.12.a.a | ✓ | 1 | 9.c | even | 3 | 1 | |
| 9.12.a.b | 1 | 9.d | odd | 6 | 1 | ||
| 16.12.a.a | 1 | 36.f | odd | 6 | 1 | ||
| 25.12.a.b | 1 | 45.j | even | 6 | 1 | ||
| 25.12.b.b | 2 | 45.k | odd | 12 | 2 | ||
| 49.12.a.a | 1 | 63.l | odd | 6 | 1 | ||
| 49.12.c.b | 2 | 63.g | even | 3 | 1 | ||
| 49.12.c.b | 2 | 63.h | even | 3 | 1 | ||
| 49.12.c.c | 2 | 63.k | odd | 6 | 1 | ||
| 49.12.c.c | 2 | 63.t | odd | 6 | 1 | ||
| 64.12.a.b | 1 | 72.n | even | 6 | 1 | ||
| 64.12.a.f | 1 | 72.p | odd | 6 | 1 | ||
| 81.12.c.b | 2 | 3.b | odd | 2 | 1 | ||
| 81.12.c.b | 2 | 9.d | odd | 6 | 1 | ||
| 81.12.c.d | 2 | 1.a | even | 1 | 1 | trivial | |
| 81.12.c.d | 2 | 9.c | even | 3 | 1 | inner | |
| 121.12.a.b | 1 | 99.h | odd | 6 | 1 | ||
| 144.12.a.d | 1 | 36.h | even | 6 | 1 | ||
| 169.12.a.a | 1 | 117.t | even | 6 | 1 | ||
| 225.12.a.b | 1 | 45.h | odd | 6 | 1 | ||
| 225.12.b.d | 2 | 45.l | even | 12 | 2 | ||
| 256.12.b.c | 2 | 144.v | odd | 12 | 2 | ||
| 256.12.b.e | 2 | 144.x | even | 12 | 2 | ||
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator
\( T_{2}^{2} - 24T_{2} + 576 \)
acting on \(S_{12}^{\mathrm{new}}(81, [\chi])\).
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T^{2} - 24T + 576 \)
|
| $3$ |
\( T^{2} \)
|
| $5$ |
\( T^{2} + 4830 T + 23328900 \)
|
| $7$ |
\( T^{2} - 16744 T + 280361536 \)
|
| $11$ |
\( T^{2} + \cdots + 285809990544 \)
|
| $13$ |
\( T^{2} + \cdots + 333781196644 \)
|
| $17$ |
\( (T + 6905934)^{2} \)
|
| $19$ |
\( (T - 10661420)^{2} \)
|
| $23$ |
\( T^{2} + \cdots + 347571590865984 \)
|
| $29$ |
\( T^{2} + \cdots + 16\!\cdots\!00 \)
|
| $31$ |
\( T^{2} + \cdots + 27\!\cdots\!24 \)
|
| $37$ |
\( (T + 182213314)^{2} \)
|
| $41$ |
\( T^{2} + \cdots + 94\!\cdots\!64 \)
|
| $43$ |
\( T^{2} + \cdots + 293289874501264 \)
|
| $47$ |
\( T^{2} + \cdots + 72\!\cdots\!16 \)
|
| $53$ |
\( (T + 1596055698)^{2} \)
|
| $59$ |
\( T^{2} + \cdots + 26\!\cdots\!00 \)
|
| $61$ |
\( T^{2} + \cdots + 48\!\cdots\!44 \)
|
| $67$ |
\( T^{2} + \cdots + 23\!\cdots\!56 \)
|
| $71$ |
\( (T - 9791485272)^{2} \)
|
| $73$ |
\( (T - 1463791322)^{2} \)
|
| $79$ |
\( T^{2} + \cdots + 14\!\cdots\!00 \)
|
| $83$ |
\( T^{2} + \cdots + 86\!\cdots\!24 \)
|
| $89$ |
\( (T + 24992917110)^{2} \)
|
| $97$ |
\( T^{2} + \cdots + 56\!\cdots\!16 \)
|
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