Properties

Label 6627.2.a.b
Level $6627$
Weight $2$
Character orbit 6627.a
Self dual yes
Analytic conductor $52.917$
Analytic rank $0$
Dimension $1$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [6627,2,Mod(1,6627)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6627, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("6627.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 6627 = 3 \cdot 47^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 6627.a (trivial)

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: yes
Analytic conductor: \(52.9168614195\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 141)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 
\(f(q)\) \(=\) \( q - q^{2} - q^{3} - q^{4} + q^{6} + 4 q^{7} + 3 q^{8} + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - q^{2} - q^{3} - q^{4} + q^{6} + 4 q^{7} + 3 q^{8} + q^{9} + q^{12} - 6 q^{13} - 4 q^{14} - q^{16} - 6 q^{17} - q^{18} - 2 q^{19} - 4 q^{21} - 4 q^{23} - 3 q^{24} - 5 q^{25} + 6 q^{26} - q^{27} - 4 q^{28} - 8 q^{29} - 6 q^{31} - 5 q^{32} + 6 q^{34} - q^{36} - 6 q^{37} + 2 q^{38} + 6 q^{39} + 8 q^{41} + 4 q^{42} + 6 q^{43} + 4 q^{46} + q^{48} + 9 q^{49} + 5 q^{50} + 6 q^{51} + 6 q^{52} + 2 q^{53} + q^{54} + 12 q^{56} + 2 q^{57} + 8 q^{58} + 12 q^{59} + 2 q^{61} + 6 q^{62} + 4 q^{63} + 7 q^{64} + 2 q^{67} + 6 q^{68} + 4 q^{69} + 3 q^{72} + 10 q^{73} + 6 q^{74} + 5 q^{75} + 2 q^{76} - 6 q^{78} - 4 q^{79} + q^{81} - 8 q^{82} + 4 q^{83} + 4 q^{84} - 6 q^{86} + 8 q^{87} - 10 q^{89} - 24 q^{91} + 4 q^{92} + 6 q^{93} + 5 q^{96} - 18 q^{97} - 9 q^{98}+O(q^{100}) \) Copy content Toggle raw display

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
0
−1.00000 −1.00000 −1.00000 0 1.00000 4.00000 3.00000 1.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \(1\)
\(47\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 6627.2.a.b 1
47.b odd 2 1 141.2.a.b 1
141.c even 2 1 423.2.a.e 1
188.b even 2 1 2256.2.a.l 1
235.b odd 2 1 3525.2.a.k 1
329.c even 2 1 6909.2.a.e 1
376.e odd 2 1 9024.2.a.bk 1
376.h even 2 1 9024.2.a.i 1
564.f odd 2 1 6768.2.a.h 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
141.2.a.b 1 47.b odd 2 1
423.2.a.e 1 141.c even 2 1
2256.2.a.l 1 188.b even 2 1
3525.2.a.k 1 235.b odd 2 1
6627.2.a.b 1 1.a even 1 1 trivial
6768.2.a.h 1 564.f odd 2 1
6909.2.a.e 1 329.c even 2 1
9024.2.a.i 1 376.h even 2 1
9024.2.a.bk 1 376.e odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(6627))\):

\( T_{2} + 1 \) Copy content Toggle raw display
\( T_{5} \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T + 1 \) Copy content Toggle raw display
$3$ \( T + 1 \) Copy content Toggle raw display
$5$ \( T \) Copy content Toggle raw display
$7$ \( T - 4 \) Copy content Toggle raw display
$11$ \( T \) Copy content Toggle raw display
$13$ \( T + 6 \) Copy content Toggle raw display
$17$ \( T + 6 \) Copy content Toggle raw display
$19$ \( T + 2 \) Copy content Toggle raw display
$23$ \( T + 4 \) Copy content Toggle raw display
$29$ \( T + 8 \) Copy content Toggle raw display
$31$ \( T + 6 \) Copy content Toggle raw display
$37$ \( T + 6 \) Copy content Toggle raw display
$41$ \( T - 8 \) Copy content Toggle raw display
$43$ \( T - 6 \) Copy content Toggle raw display
$47$ \( T \) Copy content Toggle raw display
$53$ \( T - 2 \) Copy content Toggle raw display
$59$ \( T - 12 \) Copy content Toggle raw display
$61$ \( T - 2 \) Copy content Toggle raw display
$67$ \( T - 2 \) Copy content Toggle raw display
$71$ \( T \) Copy content Toggle raw display
$73$ \( T - 10 \) Copy content Toggle raw display
$79$ \( T + 4 \) Copy content Toggle raw display
$83$ \( T - 4 \) Copy content Toggle raw display
$89$ \( T + 10 \) Copy content Toggle raw display
$97$ \( T + 18 \) Copy content Toggle raw display
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