Newspace parameters
| Level: | \( N \) | \(=\) | \( 25 = 5^{2} \) |
| Weight: | \( k \) | \(=\) | \( 8 \) |
| Character orbit: | \([\chi]\) | \(=\) | 25.b (of order \(2\), degree \(1\), not minimal) |
Newform invariants
| Self dual: | no |
| Analytic conductor: | \(7.80962563710\) |
| Analytic rank: | \(0\) |
| Dimension: | \(2\) |
| Coefficient field: | \(\Q(\sqrt{-1}) \) |
|
|
|
| Defining polynomial: |
\( x^{2} + 1 \)
|
| Coefficient ring: | \(\Z[a_1, a_2, a_3]\) |
| Coefficient ring index: | \( 2 \) |
| Twist minimal: | no (minimal twist has level 5) |
| Sato-Tate group: | $\mathrm{SU}(2)[C_{2}]$ |
$q$-expansion
Coefficients of the \(q\)-expansion are expressed in terms of \(\beta = 2i\). We also show the integral \(q\)-expansion of the trace form.
Character values
We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/25\mathbb{Z}\right)^\times\).
| \(n\) | \(2\) |
| \(\chi(n)\) | \(-1\) |
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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 24.1 |
|
− | 14.0000i | 48.0000i | −68.0000 | 0 | 672.000 | − | 1644.00i | − | 840.000i | −117.000 | 0 | |||||||||||||||||||||
| 24.2 | 14.0000i | − | 48.0000i | −68.0000 | 0 | 672.000 | 1644.00i | 840.000i | −117.000 | 0 | ||||||||||||||||||||||||
Inner twists
| Char | Parity | Ord | Mult | Type |
|---|---|---|---|---|
| 1.a | even | 1 | 1 | trivial |
| 5.b | even | 2 | 1 | inner |
Twists
| By twisting character orbit | |||||||
|---|---|---|---|---|---|---|---|
| Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
| 1.a | even | 1 | 1 | trivial | 25.8.b.a | 2 | |
| 3.b | odd | 2 | 1 | 225.8.b.b | 2 | ||
| 4.b | odd | 2 | 1 | 400.8.c.e | 2 | ||
| 5.b | even | 2 | 1 | inner | 25.8.b.a | 2 | |
| 5.c | odd | 4 | 1 | 5.8.a.a | ✓ | 1 | |
| 5.c | odd | 4 | 1 | 25.8.a.a | 1 | ||
| 15.d | odd | 2 | 1 | 225.8.b.b | 2 | ||
| 15.e | even | 4 | 1 | 45.8.a.f | 1 | ||
| 15.e | even | 4 | 1 | 225.8.a.b | 1 | ||
| 20.d | odd | 2 | 1 | 400.8.c.e | 2 | ||
| 20.e | even | 4 | 1 | 80.8.a.d | 1 | ||
| 20.e | even | 4 | 1 | 400.8.a.e | 1 | ||
| 35.f | even | 4 | 1 | 245.8.a.a | 1 | ||
| 40.i | odd | 4 | 1 | 320.8.a.h | 1 | ||
| 40.k | even | 4 | 1 | 320.8.a.a | 1 | ||
| 55.e | even | 4 | 1 | 605.8.a.c | 1 | ||
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 5.8.a.a | ✓ | 1 | 5.c | odd | 4 | 1 | |
| 25.8.a.a | 1 | 5.c | odd | 4 | 1 | ||
| 25.8.b.a | 2 | 1.a | even | 1 | 1 | trivial | |
| 25.8.b.a | 2 | 5.b | even | 2 | 1 | inner | |
| 45.8.a.f | 1 | 15.e | even | 4 | 1 | ||
| 80.8.a.d | 1 | 20.e | even | 4 | 1 | ||
| 225.8.a.b | 1 | 15.e | even | 4 | 1 | ||
| 225.8.b.b | 2 | 3.b | odd | 2 | 1 | ||
| 225.8.b.b | 2 | 15.d | odd | 2 | 1 | ||
| 245.8.a.a | 1 | 35.f | even | 4 | 1 | ||
| 320.8.a.a | 1 | 40.k | even | 4 | 1 | ||
| 320.8.a.h | 1 | 40.i | odd | 4 | 1 | ||
| 400.8.a.e | 1 | 20.e | even | 4 | 1 | ||
| 400.8.c.e | 2 | 4.b | odd | 2 | 1 | ||
| 400.8.c.e | 2 | 20.d | odd | 2 | 1 | ||
| 605.8.a.c | 1 | 55.e | even | 4 | 1 | ||
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator
\( T_{2}^{2} + 196 \)
acting on \(S_{8}^{\mathrm{new}}(25, [\chi])\).
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T^{2} + 196 \)
|
| $3$ |
\( T^{2} + 2304 \)
|
| $5$ |
\( T^{2} \)
|
| $7$ |
\( T^{2} + 2702736 \)
|
| $11$ |
\( (T - 172)^{2} \)
|
| $13$ |
\( T^{2} + 14915044 \)
|
| $17$ |
\( T^{2} + 150160516 \)
|
| $19$ |
\( (T - 25940)^{2} \)
|
| $23$ |
\( T^{2} + 168272784 \)
|
| $29$ |
\( (T - 81610)^{2} \)
|
| $31$ |
\( (T + 156888)^{2} \)
|
| $37$ |
\( T^{2} + 12127735876 \)
|
| $41$ |
\( (T - 467882)^{2} \)
|
| $43$ |
\( T^{2} + 249208627264 \)
|
| $47$ |
\( T^{2} + 157516909456 \)
|
| $53$ |
\( T^{2} + 1639675128004 \)
|
| $59$ |
\( (T - 1337420)^{2} \)
|
| $61$ |
\( (T + 923978)^{2} \)
|
| $67$ |
\( T^{2} + 635693668416 \)
|
| $71$ |
\( (T - 5103392)^{2} \)
|
| $73$ |
\( T^{2} + 18211368480484 \)
|
| $79$ |
\( (T - 960)^{2} \)
|
| $83$ |
\( T^{2} + 37709817652224 \)
|
| $89$ |
\( (T + 2010570)^{2} \)
|
| $97$ |
\( T^{2} + 23833279580356 \)
|
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