gp:[N,k,chi] = [11130,2,Mod(1,11130)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("11130.1");
S:= CuspForms(chi, 2);
N := Newforms(S);
sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(11130, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))
N = Newforms(chi, 2, names="a")
Newform invariants
sage:traces = [1,-1,1,1,-1,-1,1,-1,1,1,0,1,-2,-1,-1,1,-6,-1,0,-1,1,0,0,-1,1,
2,1,1,-2,1,4,-1,0,6,-1,1,6,0,-2,1,6,-1,-4,0,-1,0,4,1,1,-1,-6,-2,-1,-1,
0,-1,0,2,-4,-1,-14,-4,1,1,2,0,8,-6,0,1,0,-1,10,-6,1,0,0,2,0,-1,1,-6,-4,
1,6,4,-2,0,6,1,-2,0,4,-4,0,-1,18,-1,0,1]
f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(None)] == traces)
gp:f = lf[1] \\ Warning: the index may be different
sage:f.q_expansion() # note that sage often uses an isomorphic number field
gp:mfcoefs(f, 20)
| \( p \) |
Sign
|
| \(2\) |
\( +1 \) |
| \(3\) |
\( -1 \) |
| \(5\) |
\( +1 \) |
| \(7\) |
\( -1 \) |
| \(53\) |
\( +1 \) |
This newform does not admit any (nontrivial) inner twists.
Twists of this newform have not been computed.