Properties

Label 882.6.a.g
Level $882$
Weight $6$
Character orbit 882.a
Self dual yes
Analytic conductor $141.459$
Analytic rank $1$
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] = [882,6,Mod(1,882)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(882, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("882.1");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 882 = 2 \cdot 3^{2} \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 882.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: \(141.458529075\)
Analytic rank: \(1\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 14)
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)
 
\(f(q)\) \(=\) \( q - 4 q^{2} + 16 q^{4} + 10 q^{5} - 64 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - 4 q^{2} + 16 q^{4} + 10 q^{5} - 64 q^{8} - 40 q^{10} + 340 q^{11} + 294 q^{13} + 256 q^{16} + 1226 q^{17} - 2432 q^{19} + 160 q^{20} - 1360 q^{22} - 2000 q^{23} - 3025 q^{25} - 1176 q^{26} + 6746 q^{29} - 8856 q^{31} - 1024 q^{32} - 4904 q^{34} + 9182 q^{37} + 9728 q^{38} - 640 q^{40} - 14574 q^{41} + 8108 q^{43} + 5440 q^{44} + 8000 q^{46} - 312 q^{47} + 12100 q^{50} + 4704 q^{52} + 14634 q^{53} + 3400 q^{55} - 26984 q^{58} - 27656 q^{59} - 34338 q^{61} + 35424 q^{62} + 4096 q^{64} + 2940 q^{65} + 12316 q^{67} + 19616 q^{68} - 36920 q^{71} + 61718 q^{73} - 36728 q^{74} - 38912 q^{76} - 64752 q^{79} + 2560 q^{80} + 58296 q^{82} - 77056 q^{83} + 12260 q^{85} - 32432 q^{86} - 21760 q^{88} - 8166 q^{89} - 32000 q^{92} + 1248 q^{94} - 24320 q^{95} - 20650 q^{97}+O(q^{100}) \) 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
−4.00000 0 16.0000 10.0000 0 0 −64.0000 0 −40.0000
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \( +1 \)
\(3\) \( -1 \)
\(7\) \( -1 \)

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 882.6.a.g 1
3.b odd 2 1 98.6.a.b 1
7.b odd 2 1 126.6.a.c 1
12.b even 2 1 784.6.a.h 1
21.c even 2 1 14.6.a.b 1
21.g even 6 2 98.6.c.a 2
21.h odd 6 2 98.6.c.b 2
28.d even 2 1 1008.6.a.n 1
84.h odd 2 1 112.6.a.d 1
105.g even 2 1 350.6.a.b 1
105.k odd 4 2 350.6.c.f 2
168.e odd 2 1 448.6.a.k 1
168.i even 2 1 448.6.a.f 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
14.6.a.b 1 21.c even 2 1
98.6.a.b 1 3.b odd 2 1
98.6.c.a 2 21.g even 6 2
98.6.c.b 2 21.h odd 6 2
112.6.a.d 1 84.h odd 2 1
126.6.a.c 1 7.b odd 2 1
350.6.a.b 1 105.g even 2 1
350.6.c.f 2 105.k odd 4 2
448.6.a.f 1 168.i even 2 1
448.6.a.k 1 168.e odd 2 1
784.6.a.h 1 12.b even 2 1
882.6.a.g 1 1.a even 1 1 trivial
1008.6.a.n 1 28.d even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{6}^{\mathrm{new}}(\Gamma_0(882))\):

\( T_{5} - 10 \) Copy content Toggle raw display
\( T_{11} - 340 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T + 4 \) Copy content Toggle raw display
$3$ \( T \) Copy content Toggle raw display
$5$ \( T - 10 \) Copy content Toggle raw display
$7$ \( T \) Copy content Toggle raw display
$11$ \( T - 340 \) Copy content Toggle raw display
$13$ \( T - 294 \) Copy content Toggle raw display
$17$ \( T - 1226 \) Copy content Toggle raw display
$19$ \( T + 2432 \) Copy content Toggle raw display
$23$ \( T + 2000 \) Copy content Toggle raw display
$29$ \( T - 6746 \) Copy content Toggle raw display
$31$ \( T + 8856 \) Copy content Toggle raw display
$37$ \( T - 9182 \) Copy content Toggle raw display
$41$ \( T + 14574 \) Copy content Toggle raw display
$43$ \( T - 8108 \) Copy content Toggle raw display
$47$ \( T + 312 \) Copy content Toggle raw display
$53$ \( T - 14634 \) Copy content Toggle raw display
$59$ \( T + 27656 \) Copy content Toggle raw display
$61$ \( T + 34338 \) Copy content Toggle raw display
$67$ \( T - 12316 \) Copy content Toggle raw display
$71$ \( T + 36920 \) Copy content Toggle raw display
$73$ \( T - 61718 \) Copy content Toggle raw display
$79$ \( T + 64752 \) Copy content Toggle raw display
$83$ \( T + 77056 \) Copy content Toggle raw display
$89$ \( T + 8166 \) Copy content Toggle raw display
$97$ \( T + 20650 \) Copy content Toggle raw display
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