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Properties

Label 1183.1.b.a
Level $1183$
Weight $1$
Character orbit 1183.b
Analytic conductor $0.590$
Analytic rank $0$
Dimension $6$
Projective image $D_{7}$
CM discriminant -7
Inner twists $4$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [1183,1,Mod(1182,1183)] 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("1183.1182"); S:= CuspForms(chi, 1); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1183, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([1, 1])) B = ModularForms(chi, 1).cuspidal_submodule().basis() N = [B[i] for i in range(len(B))]
 
Level: \( N \) \(=\) \( 1183 = 7 \cdot 13^{2} \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 1183.b (of order \(2\), degree \(1\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(0)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(0.590393909945\)
Analytic rank: \(0\)
Dimension: \(6\)
Coefficient field: 6.0.153664.1
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} + 5x^{4} + 6x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{7}\)
Projective field: Galois closure of 7.1.1655595487.1

$q$-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 \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{2} + (\beta_{2} - 1) q^{4} - \beta_{5} q^{7} + ( - \beta_{3} + \beta_1) q^{8} + q^{9} + (\beta_{5} + \beta_{3} - \beta_1) q^{11} - \beta_{4} q^{14} + \beta_{4} q^{16} - \beta_1 q^{18} + (\beta_{2} - 1) q^{22}+ \cdots + (\beta_{5} + \beta_{3} - \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 4 q^{4} + 6 q^{9} - 2 q^{14} + 2 q^{16} - 4 q^{22} + 2 q^{23} - 6 q^{25} - 2 q^{29} - 4 q^{36} + 2 q^{43} - 6 q^{49} - 2 q^{53} + 4 q^{56} - 4 q^{74} + 2 q^{77} - 2 q^{79} + 6 q^{81} + 8 q^{88} - 6 q^{92}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} + 5x^{4} + 6x^{2} + 1 \) : 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
\(\beta_{4}\)\(=\) \( \nu^{4} + 3\nu^{2} + 1 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( \nu^{5} + 4\nu^{3} + 3\nu \) Copy content Toggle raw display

Display \(\nu^j\) in terms of \(\beta_i\)

\(\nu\)\(=\) \( \beta_1 \) 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
\(\nu^{4}\)\(=\) \( \beta_{4} - 3\beta_{2} + 5 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( \beta_{5} - 4\beta_{3} + 9\beta_1 \) Copy content Toggle raw display

Display \(\beta_i\) in terms of \(\nu^j\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1183\mathbb{Z}\right)^\times\).

\(n\) \(339\) \(1016\)
\(\chi(n)\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1182.1
1.80194i
1.24698i
0.445042i
− 0.445042i
− 1.24698i
− 1.80194i
− 1.80194i 0 −2.24698 0 0 − 1.00000i 2.24698i 1.00000 0
1182.2 − 1.24698i 0 −0.554958 0 0 1.00000i − 0.554958i 1.00000 0
1182.3 − 0.445042i 0 0.801938 0 0 − 1.00000i − 0.801938i 1.00000 0
1182.4 0.445042i 0 0.801938 0 0 1.00000i 0.801938i 1.00000 0
1182.5 1.24698i 0 −0.554958 0 0 − 1.00000i 0.554958i 1.00000 0
1182.6 1.80194i 0 −2.24698 0 0 1.00000i − 2.24698i 1.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1182.6
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
7.b odd 2 1 CM by \(\Q(\sqrt{-7}) \)
13.b even 2 1 inner
91.b odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1183.1.b.a 6
7.b odd 2 1 CM 1183.1.b.a 6
13.b even 2 1 inner 1183.1.b.a 6
13.c even 3 2 1183.1.t.a 12
13.d odd 4 1 1183.1.d.a ✓ 3
13.d odd 4 1 1183.1.d.b yes 3
13.e even 6 2 1183.1.t.a 12
13.f odd 12 2 1183.1.n.a 6
13.f odd 12 2 1183.1.n.b 6
91.b odd 2 1 inner 1183.1.b.a 6
91.i even 4 1 1183.1.d.a ✓ 3
91.i even 4 1 1183.1.d.b yes 3
91.n odd 6 2 1183.1.t.a 12
91.t odd 6 2 1183.1.t.a 12
91.bc even 12 2 1183.1.n.a 6
91.bc even 12 2 1183.1.n.b 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1183.1.b.a 6 1.a even 1 1 trivial
1183.1.b.a 6 7.b odd 2 1 CM
1183.1.b.a 6 13.b even 2 1 inner
1183.1.b.a 6 91.b odd 2 1 inner
1183.1.d.a ✓ 3 13.d odd 4 1
1183.1.d.a ✓ 3 91.i even 4 1
1183.1.d.b yes 3 13.d odd 4 1
1183.1.d.b yes 3 91.i even 4 1
1183.1.n.a 6 13.f odd 12 2
1183.1.n.a 6 91.bc even 12 2
1183.1.n.b 6 13.f odd 12 2
1183.1.n.b 6 91.bc even 12 2
1183.1.t.a 12 13.c even 3 2
1183.1.t.a 12 13.e even 6 2
1183.1.t.a 12 91.n odd 6 2
1183.1.t.a 12 91.t odd 6 2

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(1183, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{6} \) Copy content Toggle raw display
$5$ \( T^{6} \) Copy content Toggle raw display
$7$ \( (T^{2} + 1)^{3} \) Copy content Toggle raw display
$11$ \( T^{6} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$13$ \( T^{6} \) Copy content Toggle raw display
$17$ \( T^{6} \) Copy content Toggle raw display
$19$ \( T^{6} \) Copy content Toggle raw display
$23$ \( (T^{3} - T^{2} - 2 T + 1)^{2} \) Copy content Toggle raw display
$29$ \( (T^{3} + T^{2} - 2 T - 1)^{2} \) Copy content Toggle raw display
$31$ \( T^{6} \) Copy content Toggle raw display
$37$ \( T^{6} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$41$ \( T^{6} \) Copy content Toggle raw display
$43$ \( (T^{3} - T^{2} - 2 T + 1)^{2} \) Copy content Toggle raw display
$47$ \( T^{6} \) Copy content Toggle raw display
$53$ \( (T^{3} + T^{2} - 2 T - 1)^{2} \) Copy content Toggle raw display
$59$ \( T^{6} \) Copy content Toggle raw display
$61$ \( T^{6} \) Copy content Toggle raw display
$67$ \( T^{6} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$71$ \( T^{6} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$73$ \( T^{6} \) Copy content Toggle raw display
$79$ \( (T^{3} + T^{2} - 2 T - 1)^{2} \) Copy content Toggle raw display
$83$ \( T^{6} \) Copy content Toggle raw display
$89$ \( T^{6} \) Copy content Toggle raw display
$97$ \( T^{6} \) Copy content Toggle raw display
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