Properties

Label 2352.3.f.h
Level $2352$
Weight $3$
Character orbit 2352.f
Analytic conductor $64.087$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [2352,3,Mod(97,2352)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2352, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2352.97");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2352 = 2^{4} \cdot 3 \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 2352.f (of order \(2\), degree \(1\), 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: \(64.0873581775\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.339738624.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - 4x^{6} + 14x^{4} - 8x^{2} + 4 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 2^{4} \)
Twist minimal: no (minimal twist has level 1176)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

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

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{4} q^{3} + ( - \beta_{7} - \beta_{5} + 2 \beta_{2}) q^{5} - 3 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{4} q^{3} + ( - \beta_{7} - \beta_{5} + 2 \beta_{2}) q^{5} - 3 q^{9} + ( - \beta_{6} + 3 \beta_{3} - \beta_1) q^{11} + 3 \beta_{5} q^{13} + (\beta_{6} - 2 \beta_{3} + 3 \beta_1) q^{15} + (3 \beta_{7} + 9 \beta_{5} + \cdots - 2 \beta_{2}) q^{17}+ \cdots + (3 \beta_{6} - 9 \beta_{3} + 3 \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q - 24 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 8 q - 24 q^{9} - 112 q^{23} + 72 q^{25} - 112 q^{29} - 80 q^{43} - 96 q^{51} - 144 q^{53} + 48 q^{65} - 384 q^{67} + 224 q^{71} + 112 q^{79} + 72 q^{81} + 352 q^{85} - 96 q^{93} + 208 q^{95}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} - 4x^{6} + 14x^{4} - 8x^{2} + 4 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{6} + 20 ) / 14 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -2\nu^{7} + 7\nu^{5} - 28\nu^{3} + 2\nu ) / 14 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -2\nu^{7} + 7\nu^{5} - 28\nu^{3} + 30\nu ) / 14 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -2\nu^{6} + 7\nu^{4} - 28\nu^{2} + 9 ) / 7 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -6\nu^{7} + 21\nu^{5} - 70\nu^{3} + 6\nu ) / 14 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( -4\nu^{7} + 21\nu^{5} - 70\nu^{3} + 74\nu ) / 14 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -\nu^{6} + 4\nu^{4} - 12\nu^{2} + 4 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{3} - \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{7} - 2\beta_{4} - \beta _1 + 2 ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{5} - 3\beta_{2} \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 2\beta_{7} - 3\beta_{4} + 2\beta _1 - 3 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( 2\beta_{6} + 2\beta_{5} - 5\beta_{3} - 5\beta_{2} \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( 14\beta _1 - 20 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 7\beta_{6} - 7\beta_{5} - 17\beta_{3} + 17\beta_{2} \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2352\mathbb{Z}\right)^\times\).

\(n\) \(785\) \(1471\) \(1765\) \(2257\)
\(\chi(n)\) \(1\) \(1\) \(1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
97.1
1.60021 + 0.923880i
−1.60021 0.923880i
−0.662827 0.382683i
0.662827 + 0.382683i
0.662827 0.382683i
−0.662827 + 0.382683i
−1.60021 + 0.923880i
1.60021 0.923880i
0 1.73205i 0 6.91037i 0 0 0 −3.00000 0
97.2 0 1.73205i 0 2.01140i 0 0 0 −3.00000 0
97.3 0 1.73205i 0 2.13246i 0 0 0 −3.00000 0
97.4 0 1.73205i 0 2.76652i 0 0 0 −3.00000 0
97.5 0 1.73205i 0 2.76652i 0 0 0 −3.00000 0
97.6 0 1.73205i 0 2.13246i 0 0 0 −3.00000 0
97.7 0 1.73205i 0 2.01140i 0 0 0 −3.00000 0
97.8 0 1.73205i 0 6.91037i 0 0 0 −3.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 97.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
7.b odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2352.3.f.h 8
4.b odd 2 1 1176.3.f.b 8
7.b odd 2 1 inner 2352.3.f.h 8
12.b even 2 1 3528.3.f.c 8
28.d even 2 1 1176.3.f.b 8
28.f even 6 1 1176.3.z.b 8
28.f even 6 1 1176.3.z.e 8
28.g odd 6 1 1176.3.z.b 8
28.g odd 6 1 1176.3.z.e 8
84.h odd 2 1 3528.3.f.c 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1176.3.f.b 8 4.b odd 2 1
1176.3.f.b 8 28.d even 2 1
1176.3.z.b 8 28.f even 6 1
1176.3.z.b 8 28.g odd 6 1
1176.3.z.e 8 28.f even 6 1
1176.3.z.e 8 28.g odd 6 1
2352.3.f.h 8 1.a even 1 1 trivial
2352.3.f.h 8 7.b odd 2 1 inner
3528.3.f.c 8 12.b even 2 1
3528.3.f.c 8 84.h odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(2352, [\chi])\):

\( T_{5}^{8} + 64T_{5}^{6} + 860T_{5}^{4} + 4160T_{5}^{2} + 6724 \) Copy content Toggle raw display
\( T_{11}^{4} - 124T_{11}^{2} - 336T_{11} - 164 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( (T^{2} + 3)^{4} \) Copy content Toggle raw display
$5$ \( T^{8} + 64 T^{6} + \cdots + 6724 \) Copy content Toggle raw display
$7$ \( T^{8} \) Copy content Toggle raw display
$11$ \( (T^{4} - 124 T^{2} + \cdots - 164)^{2} \) Copy content Toggle raw display
$13$ \( (T^{4} + 36 T^{2} + 162)^{2} \) Copy content Toggle raw display
$17$ \( T^{8} + 1088 T^{6} + \cdots + 7300804 \) Copy content Toggle raw display
$19$ \( T^{8} + 368 T^{6} + \cdots + 2383936 \) Copy content Toggle raw display
$23$ \( (T^{4} + 56 T^{3} + \cdots - 58148)^{2} \) Copy content Toggle raw display
$29$ \( (T^{4} + 56 T^{3} + \cdots - 69284)^{2} \) Copy content Toggle raw display
$31$ \( T^{8} + \cdots + 11476408384 \) Copy content Toggle raw display
$37$ \( (T^{4} - 1732 T^{2} + \cdots + 89476)^{2} \) Copy content Toggle raw display
$41$ \( T^{8} + \cdots + 10493336592964 \) Copy content Toggle raw display
$43$ \( (T^{4} + 40 T^{3} + \cdots + 2345488)^{2} \) Copy content Toggle raw display
$47$ \( T^{8} + \cdots + 223759273024 \) Copy content Toggle raw display
$53$ \( (T^{4} + 72 T^{3} + \cdots + 1919248)^{2} \) Copy content Toggle raw display
$59$ \( T^{8} + 4000 T^{6} + \cdots + 719526976 \) Copy content Toggle raw display
$61$ \( T^{8} + \cdots + 15669453073156 \) Copy content Toggle raw display
$67$ \( (T^{4} + 192 T^{3} + \cdots - 16890752)^{2} \) Copy content Toggle raw display
$71$ \( (T^{4} - 112 T^{3} + \cdots - 12645284)^{2} \) Copy content Toggle raw display
$73$ \( T^{8} + \cdots + 65167484279044 \) Copy content Toggle raw display
$79$ \( (T^{4} - 56 T^{3} + \cdots + 59413264)^{2} \) Copy content Toggle raw display
$83$ \( T^{8} + \cdots + 421731238921216 \) Copy content Toggle raw display
$89$ \( T^{8} + \cdots + 27226501281604 \) Copy content Toggle raw display
$97$ \( T^{8} + \cdots + 17\!\cdots\!44 \) Copy content Toggle raw display
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