Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [441,2,Mod(68,441)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(441, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([5, 5]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("441.68");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 441 = 3^{2} \cdot 7^{2} \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 441.i (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: | \(3.52140272914\) |
Analytic rank: | \(0\) |
Dimension: | \(48\) |
Relative dimension: | \(24\) 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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
68.1 | − | 2.70883i | −0.572034 | − | 1.63486i | −5.33776 | −0.601464 | − | 1.04177i | −4.42857 | + | 1.54954i | 0 | 9.04141i | −2.34556 | + | 1.87039i | −2.82197 | + | 1.62926i | |||||||
68.2 | − | 2.70883i | 0.572034 | + | 1.63486i | −5.33776 | 0.601464 | + | 1.04177i | 4.42857 | − | 1.54954i | 0 | 9.04141i | −2.34556 | + | 1.87039i | 2.82197 | − | 1.62926i | |||||||
68.3 | − | 2.37274i | −1.65098 | − | 0.523694i | −3.62990 | 1.71774 | + | 2.97522i | −1.24259 | + | 3.91735i | 0 | 3.86732i | 2.45149 | + | 1.72922i | 7.05942 | − | 4.07576i | |||||||
68.4 | − | 2.37274i | 1.65098 | + | 0.523694i | −3.62990 | −1.71774 | − | 2.97522i | 1.24259 | − | 3.91735i | 0 | 3.86732i | 2.45149 | + | 1.72922i | −7.05942 | + | 4.07576i | |||||||
68.5 | − | 1.48451i | −0.995298 | + | 1.41753i | −0.203760 | −0.154215 | − | 0.267109i | 2.10433 | + | 1.47753i | 0 | − | 2.66653i | −1.01876 | − | 2.82172i | −0.396525 | + | 0.228934i | ||||||
68.6 | − | 1.48451i | 0.995298 | − | 1.41753i | −0.203760 | 0.154215 | + | 0.267109i | −2.10433 | − | 1.47753i | 0 | − | 2.66653i | −1.01876 | − | 2.82172i | 0.396525 | − | 0.228934i | ||||||
68.7 | − | 1.17820i | −0.278055 | − | 1.70959i | 0.611843 | −2.16601 | − | 3.75164i | −2.01424 | + | 0.327604i | 0 | − | 3.07728i | −2.84537 | + | 0.950717i | −4.42019 | + | 2.55200i | ||||||
68.8 | − | 1.17820i | 0.278055 | + | 1.70959i | 0.611843 | 2.16601 | + | 3.75164i | 2.01424 | − | 0.327604i | 0 | − | 3.07728i | −2.84537 | + | 0.950717i | 4.42019 | − | 2.55200i | ||||||
68.9 | − | 0.981621i | −1.73160 | − | 0.0395255i | 1.03642 | −0.940599 | − | 1.62916i | −0.0387990 | + | 1.69978i | 0 | − | 2.98061i | 2.99688 | + | 0.136885i | −1.59922 | + | 0.923312i | ||||||
68.10 | − | 0.981621i | 1.73160 | + | 0.0395255i | 1.03642 | 0.940599 | + | 1.62916i | 0.0387990 | − | 1.69978i | 0 | − | 2.98061i | 2.99688 | + | 0.136885i | 1.59922 | − | 0.923312i | ||||||
68.11 | − | 0.424201i | −0.625041 | + | 1.61534i | 1.82005 | −1.80381 | − | 3.12430i | 0.685229 | + | 0.265143i | 0 | − | 1.62047i | −2.21865 | − | 2.01931i | −1.32533 | + | 0.765180i | ||||||
68.12 | − | 0.424201i | 0.625041 | − | 1.61534i | 1.82005 | 1.80381 | + | 3.12430i | −0.685229 | − | 0.265143i | 0 | − | 1.62047i | −2.21865 | − | 2.01931i | 1.32533 | − | 0.765180i | ||||||
68.13 | 0.122344i | −0.937657 | + | 1.45630i | 1.98503 | 0.264715 | + | 0.458500i | −0.178170 | − | 0.114717i | 0 | 0.487547i | −1.24160 | − | 2.73101i | −0.0560949 | + | 0.0323864i | ||||||||
68.14 | 0.122344i | 0.937657 | − | 1.45630i | 1.98503 | −0.264715 | − | 0.458500i | 0.178170 | + | 0.114717i | 0 | 0.487547i | −1.24160 | − | 2.73101i | 0.0560949 | − | 0.0323864i | ||||||||
68.15 | 0.664297i | −1.15747 | − | 1.28852i | 1.55871 | −0.0141520 | − | 0.0245119i | 0.855956 | − | 0.768901i | 0 | 2.36404i | −0.320544 | + | 2.98283i | 0.0162832 | − | 0.00940110i | ||||||||
68.16 | 0.664297i | 1.15747 | + | 1.28852i | 1.55871 | 0.0141520 | + | 0.0245119i | −0.855956 | + | 0.768901i | 0 | 2.36404i | −0.320544 | + | 2.98283i | −0.0162832 | + | 0.00940110i | ||||||||
68.17 | 1.83202i | −1.55144 | − | 0.770089i | −1.35631 | −0.322784 | − | 0.559079i | 1.41082 | − | 2.84227i | 0 | 1.17925i | 1.81393 | + | 2.38949i | 1.02425 | − | 0.591348i | ||||||||
68.18 | 1.83202i | 1.55144 | + | 0.770089i | −1.35631 | 0.322784 | + | 0.559079i | −1.41082 | + | 2.84227i | 0 | 1.17925i | 1.81393 | + | 2.38949i | −1.02425 | + | 0.591348i | ||||||||
68.19 | 1.86894i | −1.72324 | − | 0.174470i | −1.49292 | 1.25287 | + | 2.17003i | 0.326074 | − | 3.22063i | 0 | 0.947692i | 2.93912 | + | 0.601309i | −4.05565 | + | 2.34153i | ||||||||
68.20 | 1.86894i | 1.72324 | + | 0.174470i | −1.49292 | −1.25287 | − | 2.17003i | −0.326074 | + | 3.22063i | 0 | 0.947692i | 2.93912 | + | 0.601309i | 4.05565 | − | 2.34153i | ||||||||
See all 48 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
7.b | odd | 2 | 1 | inner |
63.i | even | 6 | 1 | inner |
63.j | odd | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 441.2.i.d | 48 | |
3.b | odd | 2 | 1 | 1323.2.i.d | 48 | ||
7.b | odd | 2 | 1 | inner | 441.2.i.d | 48 | |
7.c | even | 3 | 1 | 441.2.o.e | ✓ | 48 | |
7.c | even | 3 | 1 | 441.2.s.d | 48 | ||
7.d | odd | 6 | 1 | 441.2.o.e | ✓ | 48 | |
7.d | odd | 6 | 1 | 441.2.s.d | 48 | ||
9.c | even | 3 | 1 | 1323.2.s.d | 48 | ||
9.d | odd | 6 | 1 | 441.2.s.d | 48 | ||
21.c | even | 2 | 1 | 1323.2.i.d | 48 | ||
21.g | even | 6 | 1 | 1323.2.o.e | 48 | ||
21.g | even | 6 | 1 | 1323.2.s.d | 48 | ||
21.h | odd | 6 | 1 | 1323.2.o.e | 48 | ||
21.h | odd | 6 | 1 | 1323.2.s.d | 48 | ||
63.g | even | 3 | 1 | 1323.2.o.e | 48 | ||
63.h | even | 3 | 1 | 1323.2.i.d | 48 | ||
63.i | even | 6 | 1 | inner | 441.2.i.d | 48 | |
63.j | odd | 6 | 1 | inner | 441.2.i.d | 48 | |
63.k | odd | 6 | 1 | 1323.2.o.e | 48 | ||
63.l | odd | 6 | 1 | 1323.2.s.d | 48 | ||
63.n | odd | 6 | 1 | 441.2.o.e | ✓ | 48 | |
63.o | even | 6 | 1 | 441.2.s.d | 48 | ||
63.s | even | 6 | 1 | 441.2.o.e | ✓ | 48 | |
63.t | odd | 6 | 1 | 1323.2.i.d | 48 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
441.2.i.d | 48 | 1.a | even | 1 | 1 | trivial | |
441.2.i.d | 48 | 7.b | odd | 2 | 1 | inner | |
441.2.i.d | 48 | 63.i | even | 6 | 1 | inner | |
441.2.i.d | 48 | 63.j | odd | 6 | 1 | inner | |
441.2.o.e | ✓ | 48 | 7.c | even | 3 | 1 | |
441.2.o.e | ✓ | 48 | 7.d | odd | 6 | 1 | |
441.2.o.e | ✓ | 48 | 63.n | odd | 6 | 1 | |
441.2.o.e | ✓ | 48 | 63.s | even | 6 | 1 | |
441.2.s.d | 48 | 7.c | even | 3 | 1 | ||
441.2.s.d | 48 | 7.d | odd | 6 | 1 | ||
441.2.s.d | 48 | 9.d | odd | 6 | 1 | ||
441.2.s.d | 48 | 63.o | even | 6 | 1 | ||
1323.2.i.d | 48 | 3.b | odd | 2 | 1 | ||
1323.2.i.d | 48 | 21.c | even | 2 | 1 | ||
1323.2.i.d | 48 | 63.h | even | 3 | 1 | ||
1323.2.i.d | 48 | 63.t | odd | 6 | 1 | ||
1323.2.o.e | 48 | 21.g | even | 6 | 1 | ||
1323.2.o.e | 48 | 21.h | odd | 6 | 1 | ||
1323.2.o.e | 48 | 63.g | even | 3 | 1 | ||
1323.2.o.e | 48 | 63.k | odd | 6 | 1 | ||
1323.2.s.d | 48 | 9.c | even | 3 | 1 | ||
1323.2.s.d | 48 | 21.g | even | 6 | 1 | ||
1323.2.s.d | 48 | 21.h | odd | 6 | 1 | ||
1323.2.s.d | 48 | 63.l | odd | 6 | 1 |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{24} + 36 T_{2}^{22} + 558 T_{2}^{20} + 4884 T_{2}^{18} + 26613 T_{2}^{16} + 93876 T_{2}^{14} + \cdots + 49 \) acting on \(S_{2}^{\mathrm{new}}(441, [\chi])\).