Properties

Label 3750.2.c.j
Level $3750$
Weight $2$
Character orbit 3750.c
Analytic conductor $29.944$
Analytic rank $0$
Dimension $8$
Inner twists $2$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [3750,2,Mod(1249,3750)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("3750.1249"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(3750, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 1])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 3750 = 2 \cdot 3 \cdot 5^{4} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3750.c (of order \(2\), degree \(1\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [8,0,0,-8,0,8,0,0,-8,0,16,0,0,-4] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(14)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(29.9439007580\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.324000000.1
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + 9x^{6} + 26x^{4} + 24x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content 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.

\(f(q)\) \(=\) \( q + \beta_{5} q^{2} - \beta_{5} q^{3} - q^{4} + q^{6} + (\beta_{7} + \beta_{5} + 2 \beta_{3} - \beta_1) q^{7} - \beta_{5} q^{8} - q^{9} + ( - \beta_{6} + 2 \beta_{4} + 2) q^{11} + \beta_{5} q^{12} + (2 \beta_{7} - \beta_{5} + 2 \beta_{3}) q^{13}+ \cdots + (\beta_{6} - 2 \beta_{4} - 2) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q - 8 q^{4} + 8 q^{6} - 8 q^{9} + 16 q^{11} - 4 q^{14} + 8 q^{16} + 10 q^{19} + 4 q^{21} - 8 q^{24} + 12 q^{26} + 16 q^{31} + 6 q^{34} + 8 q^{36} - 12 q^{39} + 16 q^{41} - 16 q^{44} + 22 q^{46} - 16 q^{49}+ \cdots - 16 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + 9x^{6} + 26x^{4} + 24x^{2} + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} + 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} + 3\nu \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( \nu^{4} + 4\nu^{2} + 2 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( \nu^{5} + 5\nu^{3} + 5\nu \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( \nu^{6} + 6\nu^{4} + 9\nu^{2} + 2 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( \nu^{7} + 7\nu^{5} + 14\nu^{3} + 7\nu \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} - 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} - 3\beta_1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( \beta_{4} - 4\beta_{2} + 6 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( \beta_{5} - 5\beta_{3} + 10\beta_1 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( \beta_{6} - 6\beta_{4} + 15\beta_{2} - 20 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( \beta_{7} - 7\beta_{5} + 21\beta_{3} - 35\beta_1 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3750\mathbb{Z}\right)^\times\).

\(n\) \(2501\) \(3127\)
\(\chi(n)\) \(1\) \(-1\)

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.

Copy content comment:embeddings in the coefficient field
 
Copy content gp:mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1249.1
0.209057i
1.82709i
1.33826i
1.95630i
1.95630i
1.33826i
1.82709i
0.209057i
1.00000i 1.00000i −1.00000 0 1.00000 3.36527i 1.00000i −1.00000 0
1249.2 1.00000i 1.00000i −1.00000 0 1.00000 2.10686i 1.00000i −1.00000 0
1249.3 1.00000i 1.00000i −1.00000 0 1.00000 0.929284i 1.00000i −1.00000 0
1249.4 1.00000i 1.00000i −1.00000 0 1.00000 4.40142i 1.00000i −1.00000 0
1249.5 1.00000i 1.00000i −1.00000 0 1.00000 4.40142i 1.00000i −1.00000 0
1249.6 1.00000i 1.00000i −1.00000 0 1.00000 0.929284i 1.00000i −1.00000 0
1249.7 1.00000i 1.00000i −1.00000 0 1.00000 2.10686i 1.00000i −1.00000 0
1249.8 1.00000i 1.00000i −1.00000 0 1.00000 3.36527i 1.00000i −1.00000 0
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 1249.8
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3750.2.c.j 8
5.b even 2 1 inner 3750.2.c.j 8
5.c odd 4 1 3750.2.a.i 4
5.c odd 4 1 3750.2.a.t yes 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3750.2.a.i 4 5.c odd 4 1
3750.2.a.t yes 4 5.c odd 4 1
3750.2.c.j 8 1.a even 1 1 trivial
3750.2.c.j 8 5.b even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{8} + 36T_{7}^{6} + 386T_{7}^{4} + 1281T_{7}^{2} + 841 \) acting on \(S_{2}^{\mathrm{new}}(3750, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} + 1)^{4} \) Copy content Toggle raw display
$3$ \( (T^{2} + 1)^{4} \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( T^{8} + 36 T^{6} + \cdots + 841 \) Copy content Toggle raw display
$11$ \( (T^{4} - 8 T^{3} + 9 T^{2} + \cdots + 1)^{2} \) Copy content Toggle raw display
$13$ \( T^{8} + 44 T^{6} + \cdots + 841 \) Copy content Toggle raw display
$17$ \( T^{8} + 11 T^{6} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( (T^{4} - 5 T^{3} + 10 T - 5)^{2} \) Copy content Toggle raw display
$23$ \( T^{8} + 129 T^{6} + \cdots + 7921 \) Copy content Toggle raw display
$29$ \( (T^{4} - 70 T^{2} + \cdots + 445)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} - 8 T^{3} + 9 T^{2} + \cdots + 1)^{2} \) Copy content Toggle raw display
$37$ \( T^{8} + 291 T^{6} + \cdots + 8637721 \) Copy content Toggle raw display
$41$ \( (T^{4} - 8 T^{3} + \cdots - 149)^{2} \) Copy content Toggle raw display
$43$ \( T^{8} + 264 T^{6} + \cdots + 9369721 \) Copy content Toggle raw display
$47$ \( T^{8} + 301 T^{6} + \cdots + 16168441 \) Copy content Toggle raw display
$53$ \( T^{8} + 329 T^{6} + \cdots + 15437041 \) Copy content Toggle raw display
$59$ \( (T^{4} - 5 T^{3} - 85 T^{2} + \cdots + 25)^{2} \) Copy content Toggle raw display
$61$ \( (T^{4} + 27 T^{3} + \cdots - 279)^{2} \) Copy content Toggle raw display
$67$ \( T^{8} + 351 T^{6} + \cdots + 30791401 \) Copy content Toggle raw display
$71$ \( (T^{4} - 28 T^{3} + \cdots + 1801)^{2} \) Copy content Toggle raw display
$73$ \( T^{8} + 444 T^{6} + \cdots + 281961 \) Copy content Toggle raw display
$79$ \( (T^{4} + 15 T^{3} + \cdots - 1055)^{2} \) Copy content Toggle raw display
$83$ \( T^{8} + 404 T^{6} + \cdots + 292681 \) Copy content Toggle raw display
$89$ \( (T^{4} + 15 T^{3} + \cdots + 2025)^{2} \) Copy content Toggle raw display
$97$ \( T^{8} + 601 T^{6} + \cdots + 116618401 \) Copy content Toggle raw display
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