Properties

Label 6300.2.f.c
Level $6300$
Weight $2$
Character orbit 6300.f
Analytic conductor $50.306$
Analytic rank $0$
Dimension $8$
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] = [6300,2,Mod(3149,6300)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6300, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 1, 1, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("6300.3149");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 6300 = 2^{2} \cdot 3^{2} \cdot 5^{2} \cdot 7 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 6300.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: \(50.3057532734\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.40960000.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + 7x^{4} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2^{8} \)
Twist minimal: no (minimal twist has level 1260)
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.

\(f(q)\) \(=\) \( q + (\beta_{3} + \beta_{2}) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_{3} + \beta_{2}) q^{7} - \beta_{4} q^{11} + (\beta_{7} + \beta_{3}) q^{13} - 2 \beta_{2} q^{17} + ( - \beta_{6} - \beta_{4}) q^{19} + \beta_{7} q^{23} + (2 \beta_{6} + 3 \beta_{4}) q^{29} + (\beta_{6} - \beta_{4}) q^{31} + ( - 2 \beta_{2} + 3 \beta_1) q^{37} + ( - \beta_{5} + 4) q^{41} + (2 \beta_{2} - 2 \beta_1) q^{43} + ( - 2 \beta_{2} + \beta_1) q^{47} + ( - 2 \beta_{6} - 3) q^{49} + (\beta_{7} - 4 \beta_{3}) q^{53} + ( - \beta_{5} + 6) q^{59} + (2 \beta_{6} + 2 \beta_{4}) q^{61} + (2 \beta_{6} - \beta_{4}) q^{71} + (3 \beta_{7} - 5 \beta_{3}) q^{73} + ( - \beta_{7} - \beta_1) q^{77} - 2 \beta_{5} q^{79} + (2 \beta_{2} - 5 \beta_1) q^{83} + (2 \beta_{5} + 2) q^{89} + ( - \beta_{6} - \beta_{5} - 5 \beta_{4} + 2) q^{91} + ( - 3 \beta_{7} - 7 \beta_{3}) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 32 q^{41} - 24 q^{49} + 48 q^{59} + 16 q^{89} + 16 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + 7x^{4} + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 2\nu^{6} + 16\nu^{2} ) / 3 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{6} + 6\nu^{2} \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 2\nu^{7} - \nu^{5} + 13\nu^{3} - 5\nu ) / 3 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -2\nu^{7} - \nu^{5} - 13\nu^{3} - 5\nu ) / 3 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 4\nu^{4} + 14 ) / 3 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 4\nu^{7} + \nu^{5} + 29\nu^{3} + 11\nu ) / 3 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -4\nu^{7} + \nu^{5} - 29\nu^{3} + 11\nu ) / 3 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{7} + \beta_{6} + \beta_{4} + \beta_{3} ) / 4 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -2\beta_{2} + 3\beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -\beta_{7} + \beta_{6} + 2\beta_{4} - 2\beta_{3} ) / 2 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 3\beta_{5} - 14 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -5\beta_{7} - 5\beta_{6} - 11\beta_{4} - 11\beta_{3} ) / 4 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 8\beta_{2} - 9\beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 13\beta_{7} - 13\beta_{6} - 29\beta_{4} + 29\beta_{3} ) / 4 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/6300\mathbb{Z}\right)^\times\).

\(n\) \(2801\) \(3151\) \(3277\) \(3601\)
\(\chi(n)\) \(-1\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
3149.1
0.437016 0.437016i
−1.14412 1.14412i
−1.14412 + 1.14412i
0.437016 + 0.437016i
1.14412 + 1.14412i
−0.437016 + 0.437016i
−0.437016 0.437016i
1.14412 1.14412i
0 0 0 0 0 −1.41421 2.23607i 0 0 0
3149.2 0 0 0 0 0 −1.41421 2.23607i 0 0 0
3149.3 0 0 0 0 0 −1.41421 + 2.23607i 0 0 0
3149.4 0 0 0 0 0 −1.41421 + 2.23607i 0 0 0
3149.5 0 0 0 0 0 1.41421 2.23607i 0 0 0
3149.6 0 0 0 0 0 1.41421 2.23607i 0 0 0
3149.7 0 0 0 0 0 1.41421 + 2.23607i 0 0 0
3149.8 0 0 0 0 0 1.41421 + 2.23607i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 3149.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
21.c even 2 1 inner
105.g even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 6300.2.f.c 8
3.b odd 2 1 6300.2.f.a 8
5.b even 2 1 inner 6300.2.f.c 8
5.c odd 4 1 1260.2.d.a 4
5.c odd 4 1 6300.2.d.b 4
7.b odd 2 1 6300.2.f.a 8
15.d odd 2 1 6300.2.f.a 8
15.e even 4 1 1260.2.d.b yes 4
15.e even 4 1 6300.2.d.a 4
20.e even 4 1 5040.2.f.b 4
21.c even 2 1 inner 6300.2.f.c 8
35.c odd 2 1 6300.2.f.a 8
35.f even 4 1 1260.2.d.b yes 4
35.f even 4 1 6300.2.d.a 4
60.l odd 4 1 5040.2.f.d 4
105.g even 2 1 inner 6300.2.f.c 8
105.k odd 4 1 1260.2.d.a 4
105.k odd 4 1 6300.2.d.b 4
140.j odd 4 1 5040.2.f.d 4
420.w even 4 1 5040.2.f.b 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1260.2.d.a 4 5.c odd 4 1
1260.2.d.a 4 105.k odd 4 1
1260.2.d.b yes 4 15.e even 4 1
1260.2.d.b yes 4 35.f even 4 1
5040.2.f.b 4 20.e even 4 1
5040.2.f.b 4 420.w even 4 1
5040.2.f.d 4 60.l odd 4 1
5040.2.f.d 4 140.j odd 4 1
6300.2.d.a 4 15.e even 4 1
6300.2.d.a 4 35.f even 4 1
6300.2.d.b 4 5.c odd 4 1
6300.2.d.b 4 105.k odd 4 1
6300.2.f.a 8 3.b odd 2 1
6300.2.f.a 8 7.b odd 2 1
6300.2.f.a 8 15.d odd 2 1
6300.2.f.a 8 35.c odd 2 1
6300.2.f.c 8 1.a even 1 1 trivial
6300.2.f.c 8 5.b even 2 1 inner
6300.2.f.c 8 21.c even 2 1 inner
6300.2.f.c 8 105.g even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(6300, [\chi])\):

\( T_{11}^{2} + 2 \) Copy content Toggle raw display
\( T_{41}^{2} - 8T_{41} - 4 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{4} + 6 T^{2} + 49)^{2} \) Copy content Toggle raw display
$11$ \( (T^{2} + 2)^{4} \) Copy content Toggle raw display
$13$ \( (T^{4} - 24 T^{2} + 64)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} + 20)^{4} \) Copy content Toggle raw display
$19$ \( (T^{4} + 24 T^{2} + 64)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} - 10)^{4} \) Copy content Toggle raw display
$29$ \( (T^{4} + 116 T^{2} + 484)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} + 24 T^{2} + 64)^{2} \) Copy content Toggle raw display
$37$ \( (T^{4} + 112 T^{2} + 256)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} - 8 T - 4)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} + 72 T^{2} + 16)^{2} \) Copy content Toggle raw display
$47$ \( (T^{4} + 48 T^{2} + 256)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} - 84 T^{2} + 484)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} - 12 T + 16)^{4} \) Copy content Toggle raw display
$61$ \( (T^{4} + 96 T^{2} + 1024)^{2} \) Copy content Toggle raw display
$67$ \( T^{8} \) Copy content Toggle raw display
$71$ \( (T^{4} + 84 T^{2} + 1444)^{2} \) Copy content Toggle raw display
$73$ \( (T^{4} - 280 T^{2} + 1600)^{2} \) Copy content Toggle raw display
$79$ \( (T^{2} - 80)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} + 240 T^{2} + 6400)^{2} \) Copy content Toggle raw display
$89$ \( (T^{2} - 4 T - 76)^{4} \) Copy content Toggle raw display
$97$ \( (T^{4} - 376 T^{2} + 64)^{2} \) Copy content Toggle raw display
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