Properties

Label 2312.1.x.a
Level $2312$
Weight $1$
Character orbit 2312.x
Analytic conductor $1.154$
Analytic rank $0$
Dimension $16$
Projective image $D_{17}$
CM discriminant -8
Inner twists $4$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [2312,1,Mod(35,2312)] 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("2312.35"); S:= CuspForms(chi, 1); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2312, base_ring=CyclotomicField(34)) chi = DirichletCharacter(H, H._module([17, 17, 14])) B = ModularForms(chi, 1).cuspidal_submodule().basis() N = [B[i] for i in range(len(B))]
 
Level: \( N \) \(=\) \( 2312 = 2^{3} \cdot 17^{2} \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 2312.x (of order \(34\), degree \(16\), 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: \(1.15383830921\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\Q(\zeta_{34})\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} - x^{15} + x^{14} - x^{13} + x^{12} - x^{11} + x^{10} - x^{9} + x^{8} - x^{7} + x^{6} - x^{5} + \cdots + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{17}\)
Projective field: Galois closure of 17.1.39726964294200827244451673677113820402444926976.1

$q$-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)
 

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

\(f(q)\) \(=\) \( q - \zeta_{34} q^{2} + ( - \zeta_{34}^{7} - \zeta_{34}^{5}) q^{3} + \zeta_{34}^{2} q^{4} + (\zeta_{34}^{8} + \zeta_{34}^{6}) q^{6} - \zeta_{34}^{3} q^{8} + (\zeta_{34}^{14} + \cdots + \zeta_{34}^{10}) q^{9} + \cdots + (2 \zeta_{34}^{16} + \cdots + 2 \zeta_{34}^{12}) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - q^{2} - 2 q^{3} - q^{4} - 2 q^{6} - q^{8} - 3 q^{9} - 2 q^{11} - 2 q^{12} - q^{16} - q^{17} - 3 q^{18} - 2 q^{19} - 2 q^{22} - 2 q^{24} - q^{25} + 13 q^{27} - q^{32} - 4 q^{33} - q^{34} - 3 q^{36}+ \cdots - 6 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2312\mathbb{Z}\right)^\times\).

\(n\) \(1157\) \(1735\) \(1737\)
\(\chi(n)\) \(-1\) \(-1\) \(\zeta_{34}^{12}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
35.1
−0.739009 0.673696i
0.850217 + 0.526432i
−0.932472 0.361242i
0.982973 + 0.183750i
0.982973 0.183750i
−0.932472 + 0.361242i
0.850217 0.526432i
−0.739009 + 0.673696i
0.602635 0.798017i
−0.445738 + 0.895163i
0.273663 0.961826i
−0.0922684 + 0.995734i
−0.0922684 0.995734i
0.273663 + 0.961826i
−0.445738 0.895163i
0.602635 + 0.798017i
0.739009 + 0.673696i −0.404479 1.42160i 0.0922684 + 0.995734i 0 0.658809 1.32307i 0 −0.602635 + 0.798017i −1.00711 + 0.623578i 0
171.1 −0.850217 0.526432i 1.67148 + 0.312454i 0.445738 + 0.895163i 0 −1.25664 1.14558i 0 0.0922684 0.995734i 1.76375 + 0.683280i 0
307.1 0.932472 + 0.361242i −1.12388 + 1.48826i 0.739009 + 0.673696i 0 −1.58561 + 0.981767i 0 0.445738 + 0.895163i −0.678142 2.38342i 0
443.1 −0.982973 0.183750i −0.876298 1.75984i 0.932472 + 0.361242i 0 0.538007 + 1.89090i 0 −0.850217 0.526432i −1.72651 + 2.28628i 0
715.1 −0.982973 + 0.183750i −0.876298 + 1.75984i 0.932472 0.361242i 0 0.538007 1.89090i 0 −0.850217 + 0.526432i −1.72651 2.28628i 0
851.1 0.932472 0.361242i −1.12388 1.48826i 0.739009 0.673696i 0 −1.58561 0.981767i 0 0.445738 0.895163i −0.678142 + 2.38342i 0
987.1 −0.850217 + 0.526432i 1.67148 0.312454i 0.445738 0.895163i 0 −1.25664 + 1.14558i 0 0.0922684 + 0.995734i 1.76375 0.683280i 0
1123.1 0.739009 0.673696i −0.404479 + 1.42160i 0.0922684 0.995734i 0 0.658809 + 1.32307i 0 −0.602635 0.798017i −1.00711 0.623578i 0
1259.1 −0.602635 + 0.798017i −0.890705 0.811985i −0.273663 0.961826i 0 1.18475 0.221468i 0 0.932472 + 0.361242i 0.0417675 + 0.450743i 0
1395.1 0.445738 0.895163i 0.831277 0.322039i −0.602635 0.798017i 0 0.0822551 0.887674i 0 −0.982973 + 0.183750i −0.151696 + 0.138289i 0
1531.1 −0.273663 + 0.961826i −0.0505009 + 0.544991i −0.850217 0.526432i 0 −0.510366 0.197717i 0 0.739009 0.673696i 0.688508 + 0.128704i 0
1667.1 0.0922684 0.995734i −0.156896 0.0971461i −0.982973 0.183750i 0 −0.111208 + 0.147263i 0 −0.273663 + 0.961826i −0.430559 0.864680i 0
1803.1 0.0922684 + 0.995734i −0.156896 + 0.0971461i −0.982973 + 0.183750i 0 −0.111208 0.147263i 0 −0.273663 0.961826i −0.430559 + 0.864680i 0
1939.1 −0.273663 0.961826i −0.0505009 0.544991i −0.850217 + 0.526432i 0 −0.510366 + 0.197717i 0 0.739009 + 0.673696i 0.688508 0.128704i 0
2075.1 0.445738 + 0.895163i 0.831277 + 0.322039i −0.602635 + 0.798017i 0 0.0822551 + 0.887674i 0 −0.982973 0.183750i −0.151696 0.138289i 0
2211.1 −0.602635 0.798017i −0.890705 + 0.811985i −0.273663 + 0.961826i 0 1.18475 + 0.221468i 0 0.932472 0.361242i 0.0417675 0.450743i 0
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 35.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
8.d odd 2 1 CM by \(\Q(\sqrt{-2}) \)
289.f even 17 1 inner
2312.x odd 34 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2312.1.x.a 16
8.d odd 2 1 CM 2312.1.x.a 16
289.f even 17 1 inner 2312.1.x.a 16
2312.x odd 34 1 inner 2312.1.x.a 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
2312.1.x.a 16 1.a even 1 1 trivial
2312.1.x.a 16 8.d odd 2 1 CM
2312.1.x.a 16 289.f even 17 1 inner
2312.1.x.a 16 2312.x odd 34 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(2312, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} + T^{15} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{16} \) Copy content Toggle raw display
$7$ \( T^{16} \) Copy content Toggle raw display
$11$ \( T^{16} + 2 T^{15} + \cdots + 65536 \) Copy content Toggle raw display
$13$ \( T^{16} \) Copy content Toggle raw display
$17$ \( T^{16} + T^{15} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$23$ \( T^{16} \) Copy content Toggle raw display
$29$ \( T^{16} \) Copy content Toggle raw display
$31$ \( T^{16} \) Copy content Toggle raw display
$37$ \( T^{16} \) Copy content Toggle raw display
$41$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$43$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$47$ \( T^{16} \) Copy content Toggle raw display
$53$ \( T^{16} \) Copy content Toggle raw display
$59$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$61$ \( T^{16} \) Copy content Toggle raw display
$67$ \( T^{16} - 15 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$71$ \( T^{16} \) Copy content Toggle raw display
$73$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$79$ \( T^{16} \) Copy content Toggle raw display
$83$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$89$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$97$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
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