Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [368,2,Mod(15,368)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(368, base_ring=CyclotomicField(22))
chi = DirichletCharacter(H, H._module([11, 0, 17]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("368.15");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 368 = 2^{4} \cdot 23 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 368.s (of order \(22\), degree \(10\), 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: | \(2.93849479438\) |
Analytic rank: | \(0\) |
Dimension: | \(80\) |
Relative dimension: | \(8\) over \(\Q(\zeta_{22})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{22}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
15.1 | 0 | −2.62148 | + | 1.19719i | 0 | −2.71500 | + | 2.35256i | 0 | −2.67155 | − | 1.71690i | 0 | 3.47433 | − | 4.00959i | 0 | ||||||||||
15.2 | 0 | −1.72174 | + | 0.786292i | 0 | 1.28247 | − | 1.11127i | 0 | 0.445021 | + | 0.285998i | 0 | 0.381548 | − | 0.440330i | 0 | ||||||||||
15.3 | 0 | −1.64422 | + | 0.750889i | 0 | 2.87391 | − | 2.49026i | 0 | −1.97206 | − | 1.26737i | 0 | 0.175032 | − | 0.201998i | 0 | ||||||||||
15.4 | 0 | −0.106877 | + | 0.0488093i | 0 | −1.32017 | + | 1.14393i | 0 | 2.88624 | + | 1.85487i | 0 | −1.95554 | + | 2.25682i | 0 | ||||||||||
15.5 | 0 | 0.106877 | − | 0.0488093i | 0 | −1.32017 | + | 1.14393i | 0 | −2.88624 | − | 1.85487i | 0 | −1.95554 | + | 2.25682i | 0 | ||||||||||
15.6 | 0 | 1.64422 | − | 0.750889i | 0 | 2.87391 | − | 2.49026i | 0 | 1.97206 | + | 1.26737i | 0 | 0.175032 | − | 0.201998i | 0 | ||||||||||
15.7 | 0 | 1.72174 | − | 0.786292i | 0 | 1.28247 | − | 1.11127i | 0 | −0.445021 | − | 0.285998i | 0 | 0.381548 | − | 0.440330i | 0 | ||||||||||
15.8 | 0 | 2.62148 | − | 1.19719i | 0 | −2.71500 | + | 2.35256i | 0 | 2.67155 | + | 1.71690i | 0 | 3.47433 | − | 4.00959i | 0 | ||||||||||
63.1 | 0 | −0.906661 | + | 3.08781i | 0 | 0.0798308 | + | 0.124219i | 0 | −0.190741 | + | 1.32663i | 0 | −6.18874 | − | 3.97726i | 0 | ||||||||||
63.2 | 0 | −0.641049 | + | 2.18321i | 0 | −2.06240 | − | 3.20915i | 0 | −0.0632963 | + | 0.440236i | 0 | −1.83172 | − | 1.17717i | 0 | ||||||||||
63.3 | 0 | −0.364424 | + | 1.24112i | 0 | 1.34269 | + | 2.08927i | 0 | 0.274488 | − | 1.90910i | 0 | 1.11620 | + | 0.717337i | 0 | ||||||||||
63.4 | 0 | −0.237705 | + | 0.809548i | 0 | −0.0390617 | − | 0.0607812i | 0 | 0.668464 | − | 4.64927i | 0 | 1.92490 | + | 1.23706i | 0 | ||||||||||
63.5 | 0 | 0.237705 | − | 0.809548i | 0 | −0.0390617 | − | 0.0607812i | 0 | −0.668464 | + | 4.64927i | 0 | 1.92490 | + | 1.23706i | 0 | ||||||||||
63.6 | 0 | 0.364424 | − | 1.24112i | 0 | 1.34269 | + | 2.08927i | 0 | −0.274488 | + | 1.90910i | 0 | 1.11620 | + | 0.717337i | 0 | ||||||||||
63.7 | 0 | 0.641049 | − | 2.18321i | 0 | −2.06240 | − | 3.20915i | 0 | 0.0632963 | − | 0.440236i | 0 | −1.83172 | − | 1.17717i | 0 | ||||||||||
63.8 | 0 | 0.906661 | − | 3.08781i | 0 | 0.0798308 | + | 0.124219i | 0 | 0.190741 | − | 1.32663i | 0 | −6.18874 | − | 3.97726i | 0 | ||||||||||
79.1 | 0 | −1.79190 | + | 2.78825i | 0 | −2.35821 | − | 1.07696i | 0 | −0.203995 | − | 0.0598984i | 0 | −3.31718 | − | 7.26362i | 0 | ||||||||||
79.2 | 0 | −0.732741 | + | 1.14017i | 0 | −2.77841 | − | 1.26886i | 0 | 3.21084 | + | 0.942788i | 0 | 0.483174 | + | 1.05800i | 0 | ||||||||||
79.3 | 0 | −0.656051 | + | 1.02084i | 0 | 3.34986 | + | 1.52983i | 0 | −1.03868 | − | 0.304984i | 0 | 0.634544 | + | 1.38946i | 0 | ||||||||||
79.4 | 0 | −0.0817633 | + | 0.127226i | 0 | −0.571708 | − | 0.261090i | 0 | 1.43010 | + | 0.419915i | 0 | 1.23674 | + | 2.70809i | 0 | ||||||||||
See all 80 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
4.b | odd | 2 | 1 | inner |
23.d | odd | 22 | 1 | inner |
92.h | even | 22 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 368.2.s.b | ✓ | 80 |
4.b | odd | 2 | 1 | inner | 368.2.s.b | ✓ | 80 |
23.d | odd | 22 | 1 | inner | 368.2.s.b | ✓ | 80 |
92.h | even | 22 | 1 | inner | 368.2.s.b | ✓ | 80 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
368.2.s.b | ✓ | 80 | 1.a | even | 1 | 1 | trivial |
368.2.s.b | ✓ | 80 | 4.b | odd | 2 | 1 | inner |
368.2.s.b | ✓ | 80 | 23.d | odd | 22 | 1 | inner |
368.2.s.b | ✓ | 80 | 92.h | even | 22 | 1 | inner |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator
\( T_{3}^{80} - 14 T_{3}^{78} + 205 T_{3}^{76} - 2425 T_{3}^{74} + 23638 T_{3}^{72} - 256257 T_{3}^{70} + \cdots + 279841 \)
acting on \(S_{2}^{\mathrm{new}}(368, [\chi])\).