Properties

Label 3627.1.c.b
Level $3627$
Weight $1$
Character orbit 3627.c
Self dual yes
Analytic conductor $1.810$
Analytic rank $0$
Dimension $1$
Projective image $D_{2}$
CM/RM discs -3, -403, 1209
Inner twists $4$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [3627,1,Mod(3223,3627)] 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("3627.3223"); S:= CuspForms(chi, 1); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(3627, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 1, 1])) B = ModularForms(chi, 1).cuspidal_submodule().basis() N = [B[i] for i in range(len(B))]
 
Level: \( N \) \(=\) \( 3627 = 3^{2} \cdot 13 \cdot 31 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 3627.c (of order \(2\), degree \(1\), minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [1,0,0,1,0,0,0,0,0,0,0,0,1] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(13)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(1.81010880082\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{2}\)
Projective field: Galois closure of \(\Q(\sqrt{-3}, \sqrt{-403})\)
Artin image: $D_4$
Artin field: Galois closure of 4.0.10881.1
Stark unit: Root of $x^{4} - 535225x^{3} - 9552x^{2} - 535225x + 1$

$q$-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)
 
\(f(q)\) \(=\) \( q + q^{4} + q^{13} + q^{16} + q^{25} - q^{31} - 2 q^{37} + q^{49} + q^{52} + q^{64} + 2 q^{73}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3627\mathbb{Z}\right)^\times\).

\(n\) \(1522\) \(1613\) \(3070\)
\(\chi(n)\) \(-1\) \(1\) \(-1\)

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.

Copy content comment:embeddings in the coefficient field
 
Copy content gp:mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
3223.1
0
0 0 1.00000 0 0 0 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 CM by \(\Q(\sqrt{-3}) \)
403.b odd 2 1 CM by \(\Q(\sqrt{-403}) \)
1209.f even 2 1 RM by \(\Q(\sqrt{1209}) \)

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3627.1.c.b yes 1
3.b odd 2 1 CM 3627.1.c.b yes 1
13.b even 2 1 3627.1.c.a 1
31.b odd 2 1 3627.1.c.a 1
39.d odd 2 1 3627.1.c.a 1
93.c even 2 1 3627.1.c.a 1
403.b odd 2 1 CM 3627.1.c.b yes 1
1209.f even 2 1 RM 3627.1.c.b yes 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3627.1.c.a 1 13.b even 2 1
3627.1.c.a 1 31.b odd 2 1
3627.1.c.a 1 39.d odd 2 1
3627.1.c.a 1 93.c even 2 1
3627.1.c.b yes 1 1.a even 1 1 trivial
3627.1.c.b yes 1 3.b odd 2 1 CM
3627.1.c.b yes 1 403.b odd 2 1 CM
3627.1.c.b yes 1 1209.f even 2 1 RM

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{37} + 2 \) acting on \(S_{1}^{\mathrm{new}}(3627, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

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