gp:[N,k,chi] = [35322,2,Mod(1,35322)]
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("35322.1");
S:= CuspForms(chi, 2);
N := Newforms(S);
sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(35322, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([0, 0, 0]))
N = Newforms(chi, 2, names="a")
Newform invariants
sage:traces = [1,-1,1,1,-2,-1,-1,-1,1,2,4,1,6,1,-2,1,-2,-1,4,-2,-1,-4,8,-1,
-1,-6,1,-1,0,2,0,-1,4,2,2,1,10,-4,6,2,6,1,4,4,-2,-8,0,1,1,1,-2,6,6,-1,
-8,1,4,0,4,-2,-6,0,-1,1,-12,-4,4,-2,8,-2,8,-1,-10,-10,-1,4,-4,-6,0,-2,
1,-6,-4,-1,4,-4,0,-4,6,2,-6,8,0,0,-8,-1,14,-1,4,-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
|
| \(2\) |
\( +1 \) |
| \(3\) |
\( -1 \) |
| \(7\) |
\( +1 \) |
| \(29\) |
\( +1 \) |
Inner twists of this newform have not been computed.
Twists of this newform have not been computed.