Properties

Label 3328.1.v.c
Level $3328$
Weight $1$
Character orbit 3328.v
Analytic conductor $1.661$
Analytic rank $0$
Dimension $4$
Projective image $A_{4}$
CM/RM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [3328,1,Mod(1407,3328)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3328, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 3, 2]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3328.1407");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3328 = 2^{8} \cdot 13 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 3328.v (of order \(6\), degree \(2\), 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: \(1.66088836204\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\Q(\zeta_{12})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 416)
Projective image: \(A_{4}\)
Projective field: Galois closure of 4.0.10816.1

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q + \zeta_{12}^{2} q^{3} - \zeta_{12} q^{7} +O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{12}^{2} q^{3} - \zeta_{12} q^{7} - \zeta_{12}^{2} q^{11} - \zeta_{12}^{3} q^{13} + \zeta_{12}^{4} q^{17} - \zeta_{12}^{4} q^{19} - \zeta_{12}^{3} q^{21} + \zeta_{12}^{5} q^{23} + q^{25} + q^{27} - \zeta_{12}^{5} q^{29} - \zeta_{12}^{4} q^{33} - \zeta_{12}^{5} q^{37} - \zeta_{12}^{5} q^{39} + \zeta_{12}^{2} q^{41} - \zeta_{12}^{4} q^{43} - \zeta_{12}^{3} q^{47} - q^{51} + q^{57} + \zeta_{12}^{4} q^{59} - \zeta_{12} q^{61} - \zeta_{12}^{2} q^{67} - \zeta_{12} q^{69} + \zeta_{12} q^{71} + \zeta_{12}^{2} q^{75} + \zeta_{12}^{3} q^{77} + \zeta_{12}^{3} q^{79} + \zeta_{12}^{2} q^{81} + \zeta_{12} q^{87} - \zeta_{12}^{2} q^{89} + \zeta_{12}^{4} q^{91} - \zeta_{12}^{4} q^{97} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 2 q^{3}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 2 q^{3} - 2 q^{11} - 2 q^{17} + 2 q^{19} + 4 q^{25} + 4 q^{27} + 2 q^{33} + 2 q^{41} + 2 q^{43} - 4 q^{51} + 4 q^{57} - 2 q^{59} - 2 q^{67} + 2 q^{75} + 2 q^{81} - 2 q^{89} - 2 q^{91} + 2 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3328\mathbb{Z}\right)^\times\).

\(n\) \(261\) \(769\) \(1535\)
\(\chi(n)\) \(-1\) \(\zeta_{12}^{4}\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1407.1
0.866025 + 0.500000i
−0.866025 0.500000i
0.866025 0.500000i
−0.866025 + 0.500000i
0 0.500000 + 0.866025i 0 0 0 −0.866025 0.500000i 0 0 0
1407.2 0 0.500000 + 0.866025i 0 0 0 0.866025 + 0.500000i 0 0 0
2687.1 0 0.500000 0.866025i 0 0 0 −0.866025 + 0.500000i 0 0 0
2687.2 0 0.500000 0.866025i 0 0 0 0.866025 0.500000i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
8.d odd 2 1 inner
13.c even 3 1 inner
104.n odd 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3328.1.v.c 4
4.b odd 2 1 3328.1.v.a 4
8.b even 2 1 3328.1.v.a 4
8.d odd 2 1 inner 3328.1.v.c 4
13.c even 3 1 inner 3328.1.v.c 4
16.e even 4 1 416.1.bb.a 4
16.e even 4 1 832.1.bb.b 4
16.f odd 4 1 416.1.bb.a 4
16.f odd 4 1 832.1.bb.b 4
48.i odd 4 1 3744.1.dy.a 4
48.k even 4 1 3744.1.dy.a 4
52.j odd 6 1 3328.1.v.a 4
104.n odd 6 1 inner 3328.1.v.c 4
104.r even 6 1 3328.1.v.a 4
208.bg odd 12 1 416.1.bb.a 4
208.bg odd 12 1 832.1.bb.b 4
208.bj even 12 1 416.1.bb.a 4
208.bj even 12 1 832.1.bb.b 4
624.cl even 12 1 3744.1.dy.a 4
624.cw odd 12 1 3744.1.dy.a 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
416.1.bb.a 4 16.e even 4 1
416.1.bb.a 4 16.f odd 4 1
416.1.bb.a 4 208.bg odd 12 1
416.1.bb.a 4 208.bj even 12 1
832.1.bb.b 4 16.e even 4 1
832.1.bb.b 4 16.f odd 4 1
832.1.bb.b 4 208.bg odd 12 1
832.1.bb.b 4 208.bj even 12 1
3328.1.v.a 4 4.b odd 2 1
3328.1.v.a 4 8.b even 2 1
3328.1.v.a 4 52.j odd 6 1
3328.1.v.a 4 104.r even 6 1
3328.1.v.c 4 1.a even 1 1 trivial
3328.1.v.c 4 8.d odd 2 1 inner
3328.1.v.c 4 13.c even 3 1 inner
3328.1.v.c 4 104.n odd 6 1 inner
3744.1.dy.a 4 48.i odd 4 1
3744.1.dy.a 4 48.k even 4 1
3744.1.dy.a 4 624.cl even 12 1
3744.1.dy.a 4 624.cw odd 12 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{2} - T_{3} + 1 \) acting on \(S_{1}^{\mathrm{new}}(3328, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( (T^{2} - T + 1)^{2} \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$11$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$13$ \( (T^{2} + 1)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} - T + 1)^{2} \) Copy content Toggle raw display
$23$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$29$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$31$ \( T^{4} \) Copy content Toggle raw display
$37$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$41$ \( (T^{2} - T + 1)^{2} \) Copy content Toggle raw display
$43$ \( (T^{2} - T + 1)^{2} \) Copy content Toggle raw display
$47$ \( (T^{2} + 4)^{2} \) Copy content Toggle raw display
$53$ \( T^{4} \) Copy content Toggle raw display
$59$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$61$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$67$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$71$ \( T^{4} - T^{2} + 1 \) Copy content Toggle raw display
$73$ \( T^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} + 4)^{2} \) Copy content Toggle raw display
$83$ \( T^{4} \) Copy content Toggle raw display
$89$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} - T + 1)^{2} \) Copy content Toggle raw display
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