Newspace parameters
| Level: | \( N \) | \(=\) | \( 4000 = 2^{5} \cdot 5^{3} \) |
| Weight: | \( k \) | \(=\) | \( 1 \) |
| Character orbit: | \([\chi]\) | \(=\) | 4000.b (of order \(2\), degree \(1\), minimal) |
Newform invariants
| Self dual: | no |
| Analytic conductor: | \(1.99626005053\) |
| Analytic rank: | \(0\) |
| Dimension: | \(4\) |
| Coefficient field: | \(\Q(i, \sqrt{5})\) |
|
|
|
| Defining polynomial: |
\( x^{4} + 3x^{2} + 1 \)
|
| Coefficient ring: | \(\Z[a_1, a_2, a_3]\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | yes |
| Projective image: | \(A_{5}\) |
| Projective field: | Galois closure of 5.1.1000000.2 |
$q$-expansion
Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.
Basis of coefficient ring in terms of a root \(\nu\) of
\( x^{4} + 3x^{2} + 1 \)
:
| \(\beta_{1}\) | \(=\) |
\( \nu \)
|
| \(\beta_{2}\) | \(=\) |
\( \nu^{2} + 1 \)
|
| \(\beta_{3}\) | \(=\) |
\( \nu^{3} + 2\nu \)
|
| \(\nu\) | \(=\) |
\( \beta_1 \)
|
| \(\nu^{2}\) | \(=\) |
\( \beta_{2} - 1 \)
|
| \(\nu^{3}\) | \(=\) |
\( \beta_{3} - 2\beta_1 \)
|
Character values
We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/4000\mathbb{Z}\right)^\times\).
| \(n\) | \(1377\) | \(2501\) | \(2751\) |
| \(\chi(n)\) | \(1\) | \(1\) | \(-1\) |
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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2751.1 |
|
0 | − | 1.61803i | 0 | 0 | 0 | − | 1.00000i | 0 | −1.61803 | 0 | ||||||||||||||||||||||||||||
| 2751.2 | 0 | − | 0.618034i | 0 | 0 | 0 | 1.00000i | 0 | 0.618034 | 0 | ||||||||||||||||||||||||||||||
| 2751.3 | 0 | 0.618034i | 0 | 0 | 0 | − | 1.00000i | 0 | 0.618034 | 0 | ||||||||||||||||||||||||||||||
| 2751.4 | 0 | 1.61803i | 0 | 0 | 0 | 1.00000i | 0 | −1.61803 | 0 | |||||||||||||||||||||||||||||||
Inner twists
| Char | Parity | Ord | Mult | Type |
|---|---|---|---|---|
| 1.a | even | 1 | 1 | trivial |
| 4.b | odd | 2 | 1 | inner |
Twists
| By twisting character orbit | |||||||
|---|---|---|---|---|---|---|---|
| Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
| 1.a | even | 1 | 1 | trivial | 4000.1.b.a | ✓ | 4 |
| 4.b | odd | 2 | 1 | inner | 4000.1.b.a | ✓ | 4 |
| 5.b | even | 2 | 1 | 4000.1.b.b | yes | 4 | |
| 5.c | odd | 4 | 1 | 4000.1.h.a | 4 | ||
| 5.c | odd | 4 | 1 | 4000.1.h.b | 4 | ||
| 20.d | odd | 2 | 1 | 4000.1.b.b | yes | 4 | |
| 20.e | even | 4 | 1 | 4000.1.h.a | 4 | ||
| 20.e | even | 4 | 1 | 4000.1.h.b | 4 | ||
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 4000.1.b.a | ✓ | 4 | 1.a | even | 1 | 1 | trivial |
| 4000.1.b.a | ✓ | 4 | 4.b | odd | 2 | 1 | inner |
| 4000.1.b.b | yes | 4 | 5.b | even | 2 | 1 | |
| 4000.1.b.b | yes | 4 | 20.d | odd | 2 | 1 | |
| 4000.1.h.a | 4 | 5.c | odd | 4 | 1 | ||
| 4000.1.h.a | 4 | 20.e | even | 4 | 1 | ||
| 4000.1.h.b | 4 | 5.c | odd | 4 | 1 | ||
| 4000.1.h.b | 4 | 20.e | even | 4 | 1 | ||
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator
\( T_{13}^{2} + T_{13} - 1 \)
acting on \(S_{1}^{\mathrm{new}}(4000, [\chi])\).
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( T^{4} \)
|
| $3$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $5$ |
\( T^{4} \)
|
| $7$ |
\( (T^{2} + 1)^{2} \)
|
| $11$ |
\( (T^{2} + 1)^{2} \)
|
| $13$ |
\( (T^{2} + T - 1)^{2} \)
|
| $17$ |
\( (T + 1)^{4} \)
|
| $19$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $23$ |
\( T^{4} \)
|
| $29$ |
\( (T + 1)^{4} \)
|
| $31$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $37$ |
\( T^{4} \)
|
| $41$ |
\( (T - 1)^{4} \)
|
| $43$ |
\( (T^{2} + 1)^{2} \)
|
| $47$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $53$ |
\( (T^{2} + T - 1)^{2} \)
|
| $59$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $61$ |
\( (T^{2} + T - 1)^{2} \)
|
| $67$ |
\( T^{4} + 3T^{2} + 1 \)
|
| $71$ |
\( (T^{2} + 1)^{2} \)
|
| $73$ |
\( (T^{2} + T - 1)^{2} \)
|
| $79$ |
\( (T^{2} + 1)^{2} \)
|
| $83$ |
\( T^{4} \)
|
| $89$ |
\( T^{4} \)
|
| $97$ |
\( (T^{2} - T - 1)^{2} \)
|
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