Newspace parameters
| Level: | \( N \) | \(=\) | \( 5491 = 17^{2} \cdot 19 \) |
| Weight: | \( k \) | \(=\) | \( 2 \) |
| Character orbit: | \([\chi]\) | \(=\) | 5491.a (trivial) |
Newform invariants
| Self dual: | yes |
| Analytic conductor: | \(43.8458557499\) |
| Analytic rank: | \(0\) |
| Dimension: | \(3\) |
| Coefficient field: | \(\Q(\zeta_{18})^+\) |
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|
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| Defining polynomial: |
\( x^{3} - 3x - 1 \)
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| Coefficient ring: | \(\Z[a_1, a_2]\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | yes |
| Fricke sign: | \(-1\) |
| Sato-Tate group: | $\mathrm{SU}(2)$ |
$q$-expansion
Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.
Basis of coefficient ring in terms of \(\nu = \zeta_{18} + \zeta_{18}^{-1}\):
| \(\beta_{1}\) | \(=\) |
\( \nu \)
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| \(\beta_{2}\) | \(=\) |
\( \nu^{2} - 2 \)
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| \(\nu\) | \(=\) |
\( \beta_1 \)
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| \(\nu^{2}\) | \(=\) |
\( \beta_{2} + 2 \)
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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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.1 |
|
−2.53209 | −3.41147 | 4.41147 | 1.69459 | 8.63816 | 1.69459 | −6.10607 | 8.63816 | −4.29086 | |||||||||||||||||||||||||||
| 1.2 | −1.34730 | 1.18479 | −0.184793 | −2.75877 | −1.59627 | −2.75877 | 2.94356 | −1.59627 | 3.71688 | ||||||||||||||||||||||||||||
| 1.3 | 0.879385 | 2.22668 | −1.22668 | 4.06418 | 1.95811 | 4.06418 | −2.83750 | 1.95811 | 3.57398 | ||||||||||||||||||||||||||||
Atkin-Lehner signs
| \( p \) | Sign |
|---|---|
| \(17\) | \( +1 \) |
| \(19\) | \( -1 \) |
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 | 5491.2.a.m | yes | 3 |
| 17.b | even | 2 | 1 | 5491.2.a.l | ✓ | 3 | |
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 5491.2.a.l | ✓ | 3 | 17.b | even | 2 | 1 | |
| 5491.2.a.m | yes | 3 | 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 \(S_{2}^{\mathrm{new}}(\Gamma_0(5491))\):
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\( T_{2}^{3} + 3T_{2}^{2} - 3 \)
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\( T_{3}^{3} - 9T_{3} + 9 \)
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Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T^{3} + 3T^{2} - 3 \)
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| $3$ |
\( T^{3} - 9T + 9 \)
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| $5$ |
\( T^{3} - 3 T^{2} + \cdots + 19 \)
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| $7$ |
\( T^{3} - 3 T^{2} + \cdots + 19 \)
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| $11$ |
\( T^{3} - 9 T^{2} + \cdots - 17 \)
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| $13$ |
\( T^{3} + 3 T^{2} + \cdots - 57 \)
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| $17$ |
\( T^{3} \)
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| $19$ |
\( (T - 1)^{3} \)
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| $23$ |
\( T^{3} + 6 T^{2} + \cdots - 51 \)
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| $29$ |
\( T^{3} - 3T^{2} + 3 \)
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| $31$ |
\( T^{3} - 9T^{2} + 27 \)
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| $37$ |
\( T^{3} - 6 T^{2} + \cdots + 17 \)
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| $41$ |
\( T^{3} + 3 T^{2} + \cdots - 489 \)
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| $43$ |
\( T^{3} + 6 T^{2} + \cdots - 296 \)
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| $47$ |
\( T^{3} + 3 T^{2} + \cdots + 51 \)
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| $53$ |
\( T^{3} + 9 T^{2} + \cdots - 521 \)
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| $59$ |
\( T^{3} + 6 T^{2} + \cdots + 136 \)
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| $61$ |
\( T^{3} - 9 T^{2} + \cdots + 459 \)
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| $67$ |
\( (T + 2)^{3} \)
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| $71$ |
\( T^{3} - 111T - 323 \)
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| $73$ |
\( T^{3} - 30 T^{2} + \cdots - 971 \)
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| $79$ |
\( T^{3} - 6 T^{2} + \cdots - 397 \)
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| $83$ |
\( T^{3} - 12 T^{2} + \cdots + 408 \)
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| $89$ |
\( T^{3} - 9 T^{2} + \cdots + 289 \)
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| $97$ |
\( T^{3} + 24 T^{2} + \cdots + 296 \)
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