Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [245,4,Mod(79,245)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(245, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([3, 2]))
N = Newforms(chi, 4, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("245.79");
S:= CuspForms(chi, 4);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 245 = 5 \cdot 7^{2} \) |
Weight: | \( k \) | \(=\) | \( 4 \) |
Character orbit: | \([\chi]\) | \(=\) | 245.j (of order \(6\), degree \(2\), not 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: | \(14.4554679514\) |
Analytic rank: | \(0\) |
Dimension: | \(24\) |
Relative dimension: | \(12\) over \(\Q(\zeta_{6})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{6}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
79.1 | −4.20246 | − | 2.42629i | −0.991781 | + | 0.572605i | 7.77380 | + | 13.4646i | −4.34186 | + | 10.3028i | 5.55723 | 0 | − | 36.6254i | −12.8442 | + | 22.2469i | 43.2442 | − | 32.7626i | |||||
79.2 | −4.20246 | − | 2.42629i | 0.991781 | − | 0.572605i | 7.77380 | + | 13.4646i | 4.34186 | − | 10.3028i | −5.55723 | 0 | − | 36.6254i | −12.8442 | + | 22.2469i | −43.2442 | + | 32.7626i | |||||
79.3 | −2.82920 | − | 1.63344i | −4.95822 | + | 2.86263i | 1.33624 | + | 2.31444i | 4.95482 | − | 10.0225i | 18.7037 | 0 | 17.4043i | 2.88927 | − | 5.00437i | −30.3892 | + | 20.2621i | ||||||
79.4 | −2.82920 | − | 1.63344i | 4.95822 | − | 2.86263i | 1.33624 | + | 2.31444i | −4.95482 | + | 10.0225i | −18.7037 | 0 | 17.4043i | 2.88927 | − | 5.00437i | 30.3892 | − | 20.2621i | ||||||
79.5 | −0.764808 | − | 0.441562i | −2.98872 | + | 1.72554i | −3.61005 | − | 6.25278i | 10.9666 | + | 2.17557i | 3.04773 | 0 | 13.4412i | −7.54503 | + | 13.0684i | −7.42671 | − | 6.50634i | ||||||
79.6 | −0.764808 | − | 0.441562i | 2.98872 | − | 1.72554i | −3.61005 | − | 6.25278i | −10.9666 | − | 2.17557i | −3.04773 | 0 | 13.4412i | −7.54503 | + | 13.0684i | 7.42671 | + | 6.50634i | ||||||
79.7 | 0.764808 | + | 0.441562i | −2.98872 | + | 1.72554i | −3.61005 | − | 6.25278i | 7.36741 | + | 8.40959i | −3.04773 | 0 | − | 13.4412i | −7.54503 | + | 13.0684i | 1.92130 | + | 9.68490i | |||||
79.8 | 0.764808 | + | 0.441562i | 2.98872 | − | 1.72554i | −3.61005 | − | 6.25278i | −7.36741 | − | 8.40959i | 3.04773 | 0 | − | 13.4412i | −7.54503 | + | 13.0684i | −1.92130 | − | 9.68490i | |||||
79.9 | 2.82920 | + | 1.63344i | −4.95822 | + | 2.86263i | 1.33624 | + | 2.31444i | −6.20230 | + | 9.30223i | −18.7037 | 0 | − | 17.4043i | 2.88927 | − | 5.00437i | −32.7422 | + | 16.1868i | |||||
79.10 | 2.82920 | + | 1.63344i | 4.95822 | − | 2.86263i | 1.33624 | + | 2.31444i | 6.20230 | − | 9.30223i | 18.7037 | 0 | − | 17.4043i | 2.88927 | − | 5.00437i | 32.7422 | − | 16.1868i | |||||
79.11 | 4.20246 | + | 2.42629i | −0.991781 | + | 0.572605i | 7.77380 | + | 13.4646i | 6.75158 | − | 8.91157i | −5.55723 | 0 | 36.6254i | −12.8442 | + | 22.2469i | 49.9954 | − | 21.0693i | ||||||
79.12 | 4.20246 | + | 2.42629i | 0.991781 | − | 0.572605i | 7.77380 | + | 13.4646i | −6.75158 | + | 8.91157i | 5.55723 | 0 | 36.6254i | −12.8442 | + | 22.2469i | −49.9954 | + | 21.0693i | ||||||
214.1 | −4.20246 | + | 2.42629i | −0.991781 | − | 0.572605i | 7.77380 | − | 13.4646i | −4.34186 | − | 10.3028i | 5.55723 | 0 | 36.6254i | −12.8442 | − | 22.2469i | 43.2442 | + | 32.7626i | ||||||
214.2 | −4.20246 | + | 2.42629i | 0.991781 | + | 0.572605i | 7.77380 | − | 13.4646i | 4.34186 | + | 10.3028i | −5.55723 | 0 | 36.6254i | −12.8442 | − | 22.2469i | −43.2442 | − | 32.7626i | ||||||
214.3 | −2.82920 | + | 1.63344i | −4.95822 | − | 2.86263i | 1.33624 | − | 2.31444i | 4.95482 | + | 10.0225i | 18.7037 | 0 | − | 17.4043i | 2.88927 | + | 5.00437i | −30.3892 | − | 20.2621i | |||||
214.4 | −2.82920 | + | 1.63344i | 4.95822 | + | 2.86263i | 1.33624 | − | 2.31444i | −4.95482 | − | 10.0225i | −18.7037 | 0 | − | 17.4043i | 2.88927 | + | 5.00437i | 30.3892 | + | 20.2621i | |||||
214.5 | −0.764808 | + | 0.441562i | −2.98872 | − | 1.72554i | −3.61005 | + | 6.25278i | 10.9666 | − | 2.17557i | 3.04773 | 0 | − | 13.4412i | −7.54503 | − | 13.0684i | −7.42671 | + | 6.50634i | |||||
214.6 | −0.764808 | + | 0.441562i | 2.98872 | + | 1.72554i | −3.61005 | + | 6.25278i | −10.9666 | + | 2.17557i | −3.04773 | 0 | − | 13.4412i | −7.54503 | − | 13.0684i | 7.42671 | − | 6.50634i | |||||
214.7 | 0.764808 | − | 0.441562i | −2.98872 | − | 1.72554i | −3.61005 | + | 6.25278i | 7.36741 | − | 8.40959i | −3.04773 | 0 | 13.4412i | −7.54503 | − | 13.0684i | 1.92130 | − | 9.68490i | ||||||
214.8 | 0.764808 | − | 0.441562i | 2.98872 | + | 1.72554i | −3.61005 | + | 6.25278i | −7.36741 | + | 8.40959i | 3.04773 | 0 | 13.4412i | −7.54503 | − | 13.0684i | −1.92130 | + | 9.68490i | ||||||
See all 24 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
5.b | even | 2 | 1 | inner |
7.b | odd | 2 | 1 | inner |
7.c | even | 3 | 1 | inner |
7.d | odd | 6 | 1 | inner |
35.c | odd | 2 | 1 | inner |
35.i | odd | 6 | 1 | inner |
35.j | even | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 245.4.j.g | 24 | |
5.b | even | 2 | 1 | inner | 245.4.j.g | 24 | |
7.b | odd | 2 | 1 | inner | 245.4.j.g | 24 | |
7.c | even | 3 | 1 | 245.4.b.g | ✓ | 12 | |
7.c | even | 3 | 1 | inner | 245.4.j.g | 24 | |
7.d | odd | 6 | 1 | 245.4.b.g | ✓ | 12 | |
7.d | odd | 6 | 1 | inner | 245.4.j.g | 24 | |
35.c | odd | 2 | 1 | inner | 245.4.j.g | 24 | |
35.i | odd | 6 | 1 | 245.4.b.g | ✓ | 12 | |
35.i | odd | 6 | 1 | inner | 245.4.j.g | 24 | |
35.j | even | 6 | 1 | 245.4.b.g | ✓ | 12 | |
35.j | even | 6 | 1 | inner | 245.4.j.g | 24 | |
35.k | even | 12 | 2 | 1225.4.a.bs | 12 | ||
35.l | odd | 12 | 2 | 1225.4.a.bs | 12 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
245.4.b.g | ✓ | 12 | 7.c | even | 3 | 1 | |
245.4.b.g | ✓ | 12 | 7.d | odd | 6 | 1 | |
245.4.b.g | ✓ | 12 | 35.i | odd | 6 | 1 | |
245.4.b.g | ✓ | 12 | 35.j | even | 6 | 1 | |
245.4.j.g | 24 | 1.a | even | 1 | 1 | trivial | |
245.4.j.g | 24 | 5.b | even | 2 | 1 | inner | |
245.4.j.g | 24 | 7.b | odd | 2 | 1 | inner | |
245.4.j.g | 24 | 7.c | even | 3 | 1 | inner | |
245.4.j.g | 24 | 7.d | odd | 6 | 1 | inner | |
245.4.j.g | 24 | 35.c | odd | 2 | 1 | inner | |
245.4.j.g | 24 | 35.i | odd | 6 | 1 | inner | |
245.4.j.g | 24 | 35.j | even | 6 | 1 | inner | |
1225.4.a.bs | 12 | 35.k | even | 12 | 2 | ||
1225.4.a.bs | 12 | 35.l | odd | 12 | 2 |
Hecke kernels
This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(245, [\chi])\):
\( T_{2}^{12} - 35T_{2}^{10} + 947T_{2}^{8} - 9338T_{2}^{6} + 70424T_{2}^{4} - 54488T_{2}^{2} + 38416 \) |
\( T_{19}^{12} + 19440 T_{19}^{10} + 376913088 T_{19}^{8} + 19440118784 T_{19}^{6} + 905432961024 T_{19}^{4} + \cdots + 24179327893504 \) |