Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [1368,2,Mod(379,1368)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1368, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([1, 1, 0, 1]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("1368.379");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 1368 = 2^{3} \cdot 3^{2} \cdot 19 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 1368.e (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: | \(10.9235349965\) |
Analytic rank: | \(0\) |
Dimension: | \(24\) |
Twist minimal: | yes |
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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
379.1 | −1.39298 | − | 0.244153i | 0 | 1.88078 | + | 0.680200i | 3.10261i | 0 | − | 4.34495i | −2.45381 | − | 1.40670i | 0 | 0.757512 | − | 4.32187i | |||||||||
379.2 | −1.39298 | − | 0.244153i | 0 | 1.88078 | + | 0.680200i | − | 3.10261i | 0 | − | 4.34495i | −2.45381 | − | 1.40670i | 0 | −0.757512 | + | 4.32187i | ||||||||
379.3 | −1.39298 | + | 0.244153i | 0 | 1.88078 | − | 0.680200i | − | 3.10261i | 0 | 4.34495i | −2.45381 | + | 1.40670i | 0 | 0.757512 | + | 4.32187i | |||||||||
379.4 | −1.39298 | + | 0.244153i | 0 | 1.88078 | − | 0.680200i | 3.10261i | 0 | 4.34495i | −2.45381 | + | 1.40670i | 0 | −0.757512 | − | 4.32187i | ||||||||||
379.5 | −1.26128 | − | 0.639662i | 0 | 1.18166 | + | 1.61359i | − | 1.96435i | 0 | 1.25539i | −0.458259 | − | 2.79106i | 0 | −1.25652 | + | 2.47760i | |||||||||
379.6 | −1.26128 | − | 0.639662i | 0 | 1.18166 | + | 1.61359i | 1.96435i | 0 | 1.25539i | −0.458259 | − | 2.79106i | 0 | 1.25652 | − | 2.47760i | ||||||||||
379.7 | −1.26128 | + | 0.639662i | 0 | 1.18166 | − | 1.61359i | 1.96435i | 0 | − | 1.25539i | −0.458259 | + | 2.79106i | 0 | −1.25652 | − | 2.47760i | |||||||||
379.8 | −1.26128 | + | 0.639662i | 0 | 1.18166 | − | 1.61359i | − | 1.96435i | 0 | − | 1.25539i | −0.458259 | + | 2.79106i | 0 | 1.25652 | + | 2.47760i | ||||||||
379.9 | −0.847808 | − | 1.13191i | 0 | −0.562443 | + | 1.91929i | − | 2.55248i | 0 | 3.08957i | 2.64930 | − | 0.990551i | 0 | −2.88918 | + | 2.16401i | |||||||||
379.10 | −0.847808 | − | 1.13191i | 0 | −0.562443 | + | 1.91929i | 2.55248i | 0 | 3.08957i | 2.64930 | − | 0.990551i | 0 | 2.88918 | − | 2.16401i | ||||||||||
379.11 | −0.847808 | + | 1.13191i | 0 | −0.562443 | − | 1.91929i | 2.55248i | 0 | − | 3.08957i | 2.64930 | + | 0.990551i | 0 | −2.88918 | − | 2.16401i | |||||||||
379.12 | −0.847808 | + | 1.13191i | 0 | −0.562443 | − | 1.91929i | − | 2.55248i | 0 | − | 3.08957i | 2.64930 | + | 0.990551i | 0 | 2.88918 | + | 2.16401i | ||||||||
379.13 | 0.847808 | − | 1.13191i | 0 | −0.562443 | − | 1.91929i | 2.55248i | 0 | − | 3.08957i | −2.64930 | − | 0.990551i | 0 | 2.88918 | + | 2.16401i | |||||||||
379.14 | 0.847808 | − | 1.13191i | 0 | −0.562443 | − | 1.91929i | − | 2.55248i | 0 | − | 3.08957i | −2.64930 | − | 0.990551i | 0 | −2.88918 | − | 2.16401i | ||||||||
379.15 | 0.847808 | + | 1.13191i | 0 | −0.562443 | + | 1.91929i | − | 2.55248i | 0 | 3.08957i | −2.64930 | + | 0.990551i | 0 | 2.88918 | − | 2.16401i | |||||||||
379.16 | 0.847808 | + | 1.13191i | 0 | −0.562443 | + | 1.91929i | 2.55248i | 0 | 3.08957i | −2.64930 | + | 0.990551i | 0 | −2.88918 | + | 2.16401i | ||||||||||
379.17 | 1.26128 | − | 0.639662i | 0 | 1.18166 | − | 1.61359i | − | 1.96435i | 0 | − | 1.25539i | 0.458259 | − | 2.79106i | 0 | −1.25652 | − | 2.47760i | ||||||||
379.18 | 1.26128 | − | 0.639662i | 0 | 1.18166 | − | 1.61359i | 1.96435i | 0 | − | 1.25539i | 0.458259 | − | 2.79106i | 0 | 1.25652 | + | 2.47760i | |||||||||
379.19 | 1.26128 | + | 0.639662i | 0 | 1.18166 | + | 1.61359i | 1.96435i | 0 | 1.25539i | 0.458259 | + | 2.79106i | 0 | −1.25652 | + | 2.47760i | ||||||||||
379.20 | 1.26128 | + | 0.639662i | 0 | 1.18166 | + | 1.61359i | − | 1.96435i | 0 | 1.25539i | 0.458259 | + | 2.79106i | 0 | 1.25652 | − | 2.47760i | |||||||||
See all 24 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
3.b | odd | 2 | 1 | inner |
8.d | odd | 2 | 1 | inner |
19.b | odd | 2 | 1 | inner |
24.f | even | 2 | 1 | inner |
57.d | even | 2 | 1 | inner |
152.b | even | 2 | 1 | inner |
456.l | odd | 2 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 1368.2.e.f | ✓ | 24 |
3.b | odd | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
4.b | odd | 2 | 1 | 5472.2.e.f | 24 | ||
8.b | even | 2 | 1 | 5472.2.e.f | 24 | ||
8.d | odd | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
12.b | even | 2 | 1 | 5472.2.e.f | 24 | ||
19.b | odd | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
24.f | even | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
24.h | odd | 2 | 1 | 5472.2.e.f | 24 | ||
57.d | even | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
76.d | even | 2 | 1 | 5472.2.e.f | 24 | ||
152.b | even | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
152.g | odd | 2 | 1 | 5472.2.e.f | 24 | ||
228.b | odd | 2 | 1 | 5472.2.e.f | 24 | ||
456.l | odd | 2 | 1 | inner | 1368.2.e.f | ✓ | 24 |
456.p | even | 2 | 1 | 5472.2.e.f | 24 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
1368.2.e.f | ✓ | 24 | 1.a | even | 1 | 1 | trivial |
1368.2.e.f | ✓ | 24 | 3.b | odd | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 8.d | odd | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 19.b | odd | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 24.f | even | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 57.d | even | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 152.b | even | 2 | 1 | inner |
1368.2.e.f | ✓ | 24 | 456.l | odd | 2 | 1 | inner |
5472.2.e.f | 24 | 4.b | odd | 2 | 1 | ||
5472.2.e.f | 24 | 8.b | even | 2 | 1 | ||
5472.2.e.f | 24 | 12.b | even | 2 | 1 | ||
5472.2.e.f | 24 | 24.h | odd | 2 | 1 | ||
5472.2.e.f | 24 | 76.d | even | 2 | 1 | ||
5472.2.e.f | 24 | 152.g | odd | 2 | 1 | ||
5472.2.e.f | 24 | 228.b | odd | 2 | 1 | ||
5472.2.e.f | 24 | 456.p | even | 2 | 1 |
Hecke kernels
This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1368, [\chi])\):
\( T_{5}^{6} + 20T_{5}^{4} + 125T_{5}^{2} + 242 \) |
\( T_{7}^{6} + 30T_{7}^{4} + 225T_{7}^{2} + 284 \) |