Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [392,3,Mod(293,392)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(392, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([0, 1, 1]))
N = Newforms(chi, 3, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("392.293");
S:= CuspForms(chi, 3);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 392 = 2^{3} \cdot 7^{2} \) |
Weight: | \( k \) | \(=\) | \( 3 \) |
Character orbit: | \([\chi]\) | \(=\) | 392.h (of order \(2\), degree \(1\), 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: | \(10.6812263629\) |
Analytic rank: | \(0\) |
Dimension: | \(28\) |
Twist minimal: | no (minimal twist has level 56) |
Sato-Tate group: | $\mathrm{SU}(2)[C_{2}]$ |
$q$-expansion
The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.
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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
293.1 | −1.95479 | − | 0.422821i | −3.86988 | 3.64244 | + | 1.65306i | −4.67764 | 7.56482 | + | 1.63627i | 0 | −6.42128 | − | 4.77149i | 5.97596 | 9.14383 | + | 1.97781i | ||||||||
293.2 | −1.95479 | − | 0.422821i | 3.86988 | 3.64244 | + | 1.65306i | 4.67764 | −7.56482 | − | 1.63627i | 0 | −6.42128 | − | 4.77149i | 5.97596 | −9.14383 | − | 1.97781i | ||||||||
293.3 | −1.95479 | + | 0.422821i | −3.86988 | 3.64244 | − | 1.65306i | −4.67764 | 7.56482 | − | 1.63627i | 0 | −6.42128 | + | 4.77149i | 5.97596 | 9.14383 | − | 1.97781i | ||||||||
293.4 | −1.95479 | + | 0.422821i | 3.86988 | 3.64244 | − | 1.65306i | 4.67764 | −7.56482 | + | 1.63627i | 0 | −6.42128 | + | 4.77149i | 5.97596 | −9.14383 | + | 1.97781i | ||||||||
293.5 | −1.61618 | − | 1.17812i | −2.33563 | 1.22408 | + | 3.80810i | 3.10110 | 3.77480 | + | 2.75165i | 0 | 2.50807 | − | 7.59668i | −3.54484 | −5.01193 | − | 3.65346i | ||||||||
293.6 | −1.61618 | − | 1.17812i | 2.33563 | 1.22408 | + | 3.80810i | −3.10110 | −3.77480 | − | 2.75165i | 0 | 2.50807 | − | 7.59668i | −3.54484 | 5.01193 | + | 3.65346i | ||||||||
293.7 | −1.61618 | + | 1.17812i | −2.33563 | 1.22408 | − | 3.80810i | 3.10110 | 3.77480 | − | 2.75165i | 0 | 2.50807 | + | 7.59668i | −3.54484 | −5.01193 | + | 3.65346i | ||||||||
293.8 | −1.61618 | + | 1.17812i | 2.33563 | 1.22408 | − | 3.80810i | −3.10110 | −3.77480 | + | 2.75165i | 0 | 2.50807 | + | 7.59668i | −3.54484 | 5.01193 | − | 3.65346i | ||||||||
293.9 | −0.621472 | − | 1.90099i | −3.40276 | −3.22755 | + | 2.36283i | 4.31716 | 2.11472 | + | 6.46862i | 0 | 6.49755 | + | 4.66711i | 2.57876 | −2.68300 | − | 8.20689i | ||||||||
293.10 | −0.621472 | − | 1.90099i | 3.40276 | −3.22755 | + | 2.36283i | −4.31716 | −2.11472 | − | 6.46862i | 0 | 6.49755 | + | 4.66711i | 2.57876 | 2.68300 | + | 8.20689i | ||||||||
293.11 | −0.621472 | + | 1.90099i | −3.40276 | −3.22755 | − | 2.36283i | 4.31716 | 2.11472 | − | 6.46862i | 0 | 6.49755 | − | 4.66711i | 2.57876 | −2.68300 | + | 8.20689i | ||||||||
293.12 | −0.621472 | + | 1.90099i | 3.40276 | −3.22755 | − | 2.36283i | −4.31716 | −2.11472 | + | 6.46862i | 0 | 6.49755 | − | 4.66711i | 2.57876 | 2.68300 | − | 8.20689i | ||||||||
293.13 | 0.324499 | − | 1.97350i | −0.253256 | −3.78940 | − | 1.28080i | 3.57178 | −0.0821813 | + | 0.499801i | 0 | −3.75731 | + | 7.06276i | −8.93586 | 1.15904 | − | 7.04890i | ||||||||
293.14 | 0.324499 | − | 1.97350i | 0.253256 | −3.78940 | − | 1.28080i | −3.57178 | 0.0821813 | − | 0.499801i | 0 | −3.75731 | + | 7.06276i | −8.93586 | −1.15904 | + | 7.04890i | ||||||||
293.15 | 0.324499 | + | 1.97350i | −0.253256 | −3.78940 | + | 1.28080i | 3.57178 | −0.0821813 | − | 0.499801i | 0 | −3.75731 | − | 7.06276i | −8.93586 | 1.15904 | + | 7.04890i | ||||||||
293.16 | 0.324499 | + | 1.97350i | 0.253256 | −3.78940 | + | 1.28080i | −3.57178 | 0.0821813 | + | 0.499801i | 0 | −3.75731 | − | 7.06276i | −8.93586 | −1.15904 | − | 7.04890i | ||||||||
293.17 | 1.28255 | − | 1.53463i | −3.89635 | −0.710153 | − | 3.93646i | −8.85969 | −4.99725 | + | 5.97944i | 0 | −6.95179 | − | 3.95886i | 6.18155 | −11.3630 | + | 13.5963i | ||||||||
293.18 | 1.28255 | − | 1.53463i | 3.89635 | −0.710153 | − | 3.93646i | 8.85969 | 4.99725 | − | 5.97944i | 0 | −6.95179 | − | 3.95886i | 6.18155 | 11.3630 | − | 13.5963i | ||||||||
293.19 | 1.28255 | + | 1.53463i | −3.89635 | −0.710153 | + | 3.93646i | −8.85969 | −4.99725 | − | 5.97944i | 0 | −6.95179 | + | 3.95886i | 6.18155 | −11.3630 | − | 13.5963i | ||||||||
293.20 | 1.28255 | + | 1.53463i | 3.89635 | −0.710153 | + | 3.93646i | 8.85969 | 4.99725 | + | 5.97944i | 0 | −6.95179 | + | 3.95886i | 6.18155 | 11.3630 | + | 13.5963i | ||||||||
See all 28 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
7.b | odd | 2 | 1 | inner |
8.b | even | 2 | 1 | inner |
56.h | odd | 2 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 392.3.h.a | 28 | |
4.b | odd | 2 | 1 | 1568.3.h.a | 28 | ||
7.b | odd | 2 | 1 | inner | 392.3.h.a | 28 | |
7.c | even | 3 | 1 | 56.3.j.a | ✓ | 28 | |
7.c | even | 3 | 1 | 392.3.j.e | 28 | ||
7.d | odd | 6 | 1 | 56.3.j.a | ✓ | 28 | |
7.d | odd | 6 | 1 | 392.3.j.e | 28 | ||
8.b | even | 2 | 1 | inner | 392.3.h.a | 28 | |
8.d | odd | 2 | 1 | 1568.3.h.a | 28 | ||
28.d | even | 2 | 1 | 1568.3.h.a | 28 | ||
28.f | even | 6 | 1 | 224.3.n.a | 28 | ||
28.g | odd | 6 | 1 | 224.3.n.a | 28 | ||
56.e | even | 2 | 1 | 1568.3.h.a | 28 | ||
56.h | odd | 2 | 1 | inner | 392.3.h.a | 28 | |
56.j | odd | 6 | 1 | 56.3.j.a | ✓ | 28 | |
56.j | odd | 6 | 1 | 392.3.j.e | 28 | ||
56.k | odd | 6 | 1 | 224.3.n.a | 28 | ||
56.m | even | 6 | 1 | 224.3.n.a | 28 | ||
56.p | even | 6 | 1 | 56.3.j.a | ✓ | 28 | |
56.p | even | 6 | 1 | 392.3.j.e | 28 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
56.3.j.a | ✓ | 28 | 7.c | even | 3 | 1 | |
56.3.j.a | ✓ | 28 | 7.d | odd | 6 | 1 | |
56.3.j.a | ✓ | 28 | 56.j | odd | 6 | 1 | |
56.3.j.a | ✓ | 28 | 56.p | even | 6 | 1 | |
224.3.n.a | 28 | 28.f | even | 6 | 1 | ||
224.3.n.a | 28 | 28.g | odd | 6 | 1 | ||
224.3.n.a | 28 | 56.k | odd | 6 | 1 | ||
224.3.n.a | 28 | 56.m | even | 6 | 1 | ||
392.3.h.a | 28 | 1.a | even | 1 | 1 | trivial | |
392.3.h.a | 28 | 7.b | odd | 2 | 1 | inner | |
392.3.h.a | 28 | 8.b | even | 2 | 1 | inner | |
392.3.h.a | 28 | 56.h | odd | 2 | 1 | inner | |
392.3.j.e | 28 | 7.c | even | 3 | 1 | ||
392.3.j.e | 28 | 7.d | odd | 6 | 1 | ||
392.3.j.e | 28 | 56.j | odd | 6 | 1 | ||
392.3.j.e | 28 | 56.p | even | 6 | 1 | ||
1568.3.h.a | 28 | 4.b | odd | 2 | 1 | ||
1568.3.h.a | 28 | 8.d | odd | 2 | 1 | ||
1568.3.h.a | 28 | 28.d | even | 2 | 1 | ||
1568.3.h.a | 28 | 56.e | even | 2 | 1 |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{14} - 79T_{3}^{12} + 2333T_{3}^{10} - 32667T_{3}^{8} + 220483T_{3}^{6} - 618077T_{3}^{4} + 407087T_{3}^{2} - 23625 \) acting on \(S_{3}^{\mathrm{new}}(392, [\chi])\).