Properties

Label 1620.2.x.e
Level $1620$
Weight $2$
Character orbit 1620.x
Analytic conductor $12.936$
Analytic rank $0$
Dimension $24$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1620,2,Mod(53,1620)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1620, base_ring=CyclotomicField(12))
 
chi = DirichletCharacter(H, H._module([0, 10, 9]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1620.53");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1620 = 2^{2} \cdot 3^{4} \cdot 5 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1620.x (of order \(12\), degree \(4\), 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: \(12.9357651274\)
Analytic rank: \(0\)
Dimension: \(24\)
Relative dimension: \(6\) over \(\Q(\zeta_{12})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{12}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 24 q - 12 q^{7}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q - 12 q^{7} + 12 q^{13} + 24 q^{25} - 12 q^{37} - 36 q^{43} - 24 q^{49} + 48 q^{67} + 36 q^{73} + 48 q^{79} - 72 q^{85} + 48 q^{91} - 96 q^{97}+O(q^{100}) \) Copy content Toggle raw display

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
53.1 0 0 0 −2.09212 + 0.789333i 0 −0.341151 0.0914111i 0 0 0
53.2 0 0 0 −1.96505 + 1.06704i 0 −3.92738 1.05234i 0 0 0
53.3 0 0 0 −1.09299 1.95074i 0 1.90251 + 0.509775i 0 0 0
53.4 0 0 0 1.09299 + 1.95074i 0 1.90251 + 0.509775i 0 0 0
53.5 0 0 0 1.96505 1.06704i 0 −3.92738 1.05234i 0 0 0
53.6 0 0 0 2.09212 0.789333i 0 −0.341151 0.0914111i 0 0 0
377.1 0 0 0 −2.19984 0.400874i 0 0.0735330 0.274429i 0 0 0
377.2 0 0 0 −1.82312 + 1.29469i 0 0.536206 2.00115i 0 0 0
377.3 0 0 0 −0.635536 2.14385i 0 −1.24371 + 4.64160i 0 0 0
377.4 0 0 0 0.635536 + 2.14385i 0 −1.24371 + 4.64160i 0 0 0
377.5 0 0 0 1.82312 1.29469i 0 0.536206 2.00115i 0 0 0
377.6 0 0 0 2.19984 + 0.400874i 0 0.0735330 0.274429i 0 0 0
593.1 0 0 0 −2.19984 + 0.400874i 0 0.0735330 + 0.274429i 0 0 0
593.2 0 0 0 −1.82312 1.29469i 0 0.536206 + 2.00115i 0 0 0
593.3 0 0 0 −0.635536 + 2.14385i 0 −1.24371 4.64160i 0 0 0
593.4 0 0 0 0.635536 2.14385i 0 −1.24371 4.64160i 0 0 0
593.5 0 0 0 1.82312 + 1.29469i 0 0.536206 + 2.00115i 0 0 0
593.6 0 0 0 2.19984 0.400874i 0 0.0735330 + 0.274429i 0 0 0
917.1 0 0 0 −2.09212 0.789333i 0 −0.341151 + 0.0914111i 0 0 0
917.2 0 0 0 −1.96505 1.06704i 0 −3.92738 + 1.05234i 0 0 0
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 53.6
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
45.k odd 12 1 inner
45.l even 12 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1620.2.x.e 24
3.b odd 2 1 inner 1620.2.x.e 24
5.c odd 4 1 1620.2.x.f 24
9.c even 3 1 1620.2.j.a 24
9.c even 3 1 1620.2.x.f 24
9.d odd 6 1 1620.2.j.a 24
9.d odd 6 1 1620.2.x.f 24
15.e even 4 1 1620.2.x.f 24
45.k odd 12 1 1620.2.j.a 24
45.k odd 12 1 inner 1620.2.x.e 24
45.l even 12 1 1620.2.j.a 24
45.l even 12 1 inner 1620.2.x.e 24
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1620.2.j.a 24 9.c even 3 1
1620.2.j.a 24 9.d odd 6 1
1620.2.j.a 24 45.k odd 12 1
1620.2.j.a 24 45.l even 12 1
1620.2.x.e 24 1.a even 1 1 trivial
1620.2.x.e 24 3.b odd 2 1 inner
1620.2.x.e 24 45.k odd 12 1 inner
1620.2.x.e 24 45.l even 12 1 inner
1620.2.x.f 24 5.c odd 4 1
1620.2.x.f 24 9.c even 3 1
1620.2.x.f 24 9.d odd 6 1
1620.2.x.f 24 15.e even 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{12} + 6 T_{7}^{11} + 24 T_{7}^{10} + 52 T_{7}^{9} - 150 T_{7}^{8} - 264 T_{7}^{7} + 992 T_{7}^{6} + \cdots + 64 \) acting on \(S_{2}^{\mathrm{new}}(1620, [\chi])\). Copy content Toggle raw display