Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [620,3,Mod(309,620)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(620, 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("620.309");
S:= CuspForms(chi, 3);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 620 = 2^{2} \cdot 5 \cdot 31 \) |
Weight: | \( k \) | \(=\) | \( 3 \) |
Character orbit: | \([\chi]\) | \(=\) | 620.f (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: | \(16.8937763903\) |
Analytic rank: | \(0\) |
Dimension: | \(24\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{2}]$ |
$q$-expansion
The algebraic \(q\)-expansion of this newform has not been computed, 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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
309.1 | 0 | −4.99148 | 0 | −1.47233 | − | 4.77831i | 0 | 11.3647i | 0 | 15.9149 | 0 | ||||||||||||||||
309.2 | 0 | −4.99148 | 0 | −1.47233 | + | 4.77831i | 0 | − | 11.3647i | 0 | 15.9149 | 0 | |||||||||||||||
309.3 | 0 | −4.48325 | 0 | −0.219515 | − | 4.99518i | 0 | − | 3.21821i | 0 | 11.0995 | 0 | |||||||||||||||
309.4 | 0 | −4.48325 | 0 | −0.219515 | + | 4.99518i | 0 | 3.21821i | 0 | 11.0995 | 0 | ||||||||||||||||
309.5 | 0 | −3.03111 | 0 | −4.60965 | − | 1.93678i | 0 | − | 12.6370i | 0 | 0.187623 | 0 | |||||||||||||||
309.6 | 0 | −3.03111 | 0 | −4.60965 | + | 1.93678i | 0 | 12.6370i | 0 | 0.187623 | 0 | ||||||||||||||||
309.7 | 0 | −2.79728 | 0 | 3.41250 | + | 3.65443i | 0 | 9.40252i | 0 | −1.17522 | 0 | ||||||||||||||||
309.8 | 0 | −2.79728 | 0 | 3.41250 | − | 3.65443i | 0 | − | 9.40252i | 0 | −1.17522 | 0 | |||||||||||||||
309.9 | 0 | −1.59213 | 0 | −2.32008 | + | 4.42913i | 0 | − | 1.60644i | 0 | −6.46514 | 0 | |||||||||||||||
309.10 | 0 | −1.59213 | 0 | −2.32008 | − | 4.42913i | 0 | 1.60644i | 0 | −6.46514 | 0 | ||||||||||||||||
309.11 | 0 | −0.662053 | 0 | 3.70907 | + | 3.35303i | 0 | − | 8.05015i | 0 | −8.56169 | 0 | |||||||||||||||
309.12 | 0 | −0.662053 | 0 | 3.70907 | − | 3.35303i | 0 | 8.05015i | 0 | −8.56169 | 0 | ||||||||||||||||
309.13 | 0 | 0.662053 | 0 | 3.70907 | + | 3.35303i | 0 | − | 8.05015i | 0 | −8.56169 | 0 | |||||||||||||||
309.14 | 0 | 0.662053 | 0 | 3.70907 | − | 3.35303i | 0 | 8.05015i | 0 | −8.56169 | 0 | ||||||||||||||||
309.15 | 0 | 1.59213 | 0 | −2.32008 | + | 4.42913i | 0 | − | 1.60644i | 0 | −6.46514 | 0 | |||||||||||||||
309.16 | 0 | 1.59213 | 0 | −2.32008 | − | 4.42913i | 0 | 1.60644i | 0 | −6.46514 | 0 | ||||||||||||||||
309.17 | 0 | 2.79728 | 0 | 3.41250 | + | 3.65443i | 0 | 9.40252i | 0 | −1.17522 | 0 | ||||||||||||||||
309.18 | 0 | 2.79728 | 0 | 3.41250 | − | 3.65443i | 0 | − | 9.40252i | 0 | −1.17522 | 0 | |||||||||||||||
309.19 | 0 | 3.03111 | 0 | −4.60965 | − | 1.93678i | 0 | − | 12.6370i | 0 | 0.187623 | 0 | |||||||||||||||
309.20 | 0 | 3.03111 | 0 | −4.60965 | + | 1.93678i | 0 | 12.6370i | 0 | 0.187623 | 0 | ||||||||||||||||
See all 24 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
5.b | even | 2 | 1 | inner |
31.b | odd | 2 | 1 | inner |
155.c | odd | 2 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 620.3.f.c | ✓ | 24 |
5.b | even | 2 | 1 | inner | 620.3.f.c | ✓ | 24 |
5.c | odd | 4 | 2 | 3100.3.d.h | 24 | ||
31.b | odd | 2 | 1 | inner | 620.3.f.c | ✓ | 24 |
155.c | odd | 2 | 1 | inner | 620.3.f.c | ✓ | 24 |
155.f | even | 4 | 2 | 3100.3.d.h | 24 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
620.3.f.c | ✓ | 24 | 1.a | even | 1 | 1 | trivial |
620.3.f.c | ✓ | 24 | 5.b | even | 2 | 1 | inner |
620.3.f.c | ✓ | 24 | 31.b | odd | 2 | 1 | inner |
620.3.f.c | ✓ | 24 | 155.c | odd | 2 | 1 | inner |
3100.3.d.h | 24 | 5.c | odd | 4 | 2 | ||
3100.3.d.h | 24 | 155.f | even | 4 | 2 |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{12} - 65T_{3}^{10} + 1524T_{3}^{8} - 15804T_{3}^{6} + 72440T_{3}^{4} - 120100T_{3}^{2} + 40000 \) acting on \(S_{3}^{\mathrm{new}}(620, [\chi])\).