Properties

Label 11.2.a.a
Level $11$
Weight $2$
Character orbit 11.a
Self dual yes
Analytic conductor $0.088$
Analytic rank $0$
Dimension $1$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

This is the first weight 2 newform when ordered by level.

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [11,2,Mod(1,11)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(11, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("11.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 11.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: \(0.0878354422234\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
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)
 
\(f(q)\) \(=\) \( q - 2 q^{2} - q^{3} + 2 q^{4} + q^{5} + 2 q^{6} - 2 q^{7} - 2 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - 2 q^{2} - q^{3} + 2 q^{4} + q^{5} + 2 q^{6} - 2 q^{7} - 2 q^{9} - 2 q^{10} + q^{11} - 2 q^{12} + 4 q^{13} + 4 q^{14} - q^{15} - 4 q^{16} - 2 q^{17} + 4 q^{18} + 2 q^{20} + 2 q^{21} - 2 q^{22} - q^{23} - 4 q^{25} - 8 q^{26} + 5 q^{27} - 4 q^{28} + 2 q^{30} + 7 q^{31} + 8 q^{32} - q^{33} + 4 q^{34} - 2 q^{35} - 4 q^{36} + 3 q^{37} - 4 q^{39} - 8 q^{41} - 4 q^{42} - 6 q^{43} + 2 q^{44} - 2 q^{45} + 2 q^{46} + 8 q^{47} + 4 q^{48} - 3 q^{49} + 8 q^{50} + 2 q^{51} + 8 q^{52} - 6 q^{53} - 10 q^{54} + q^{55} + 5 q^{59} - 2 q^{60} + 12 q^{61} - 14 q^{62} + 4 q^{63} - 8 q^{64} + 4 q^{65} + 2 q^{66} - 7 q^{67} - 4 q^{68} + q^{69} + 4 q^{70} - 3 q^{71} + 4 q^{73} - 6 q^{74} + 4 q^{75} - 2 q^{77} + 8 q^{78} - 10 q^{79} - 4 q^{80} + q^{81} + 16 q^{82} - 6 q^{83} + 4 q^{84} - 2 q^{85} + 12 q^{86} + 15 q^{89} + 4 q^{90} - 8 q^{91} - 2 q^{92} - 7 q^{93} - 16 q^{94} - 8 q^{96} - 7 q^{97} + 6 q^{98} - 2 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Expression as an eta quotient

\(f(z) = \eta(z)^{2}\eta(11z)^{2}=q\prod_{n=1}^\infty(1 - q^{n})^{2}(1 - q^{11n})^{2}\)

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
−2.00000 −1.00000 2.00000 1.00000 2.00000 −2.00000 0 −2.00000 −2.00000
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(11\) \(-1\)

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 11.2.a.a 1
3.b odd 2 1 99.2.a.d 1
4.b odd 2 1 176.2.a.b 1
5.b even 2 1 275.2.a.b 1
5.c odd 4 2 275.2.b.a 2
7.b odd 2 1 539.2.a.a 1
7.c even 3 2 539.2.e.h 2
7.d odd 6 2 539.2.e.g 2
8.b even 2 1 704.2.a.h 1
8.d odd 2 1 704.2.a.c 1
9.c even 3 2 891.2.e.k 2
9.d odd 6 2 891.2.e.b 2
11.b odd 2 1 121.2.a.d 1
11.c even 5 4 121.2.c.e 4
11.d odd 10 4 121.2.c.a 4
12.b even 2 1 1584.2.a.g 1
13.b even 2 1 1859.2.a.b 1
15.d odd 2 1 2475.2.a.a 1
15.e even 4 2 2475.2.c.a 2
16.e even 4 2 2816.2.c.j 2
16.f odd 4 2 2816.2.c.f 2
17.b even 2 1 3179.2.a.a 1
19.b odd 2 1 3971.2.a.b 1
20.d odd 2 1 4400.2.a.i 1
20.e even 4 2 4400.2.b.h 2
21.c even 2 1 4851.2.a.t 1
23.b odd 2 1 5819.2.a.a 1
24.f even 2 1 6336.2.a.bu 1
24.h odd 2 1 6336.2.a.br 1
28.d even 2 1 8624.2.a.j 1
29.b even 2 1 9251.2.a.d 1
33.d even 2 1 1089.2.a.b 1
44.c even 2 1 1936.2.a.i 1
55.d odd 2 1 3025.2.a.a 1
77.b even 2 1 5929.2.a.h 1
88.b odd 2 1 7744.2.a.x 1
88.g even 2 1 7744.2.a.k 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
11.2.a.a 1 1.a even 1 1 trivial
99.2.a.d 1 3.b odd 2 1
121.2.a.d 1 11.b odd 2 1
121.2.c.a 4 11.d odd 10 4
121.2.c.e 4 11.c even 5 4
176.2.a.b 1 4.b odd 2 1
275.2.a.b 1 5.b even 2 1
275.2.b.a 2 5.c odd 4 2
539.2.a.a 1 7.b odd 2 1
539.2.e.g 2 7.d odd 6 2
539.2.e.h 2 7.c even 3 2
704.2.a.c 1 8.d odd 2 1
704.2.a.h 1 8.b even 2 1
891.2.e.b 2 9.d odd 6 2
891.2.e.k 2 9.c even 3 2
1089.2.a.b 1 33.d even 2 1
1584.2.a.g 1 12.b even 2 1
1859.2.a.b 1 13.b even 2 1
1936.2.a.i 1 44.c even 2 1
2475.2.a.a 1 15.d odd 2 1
2475.2.c.a 2 15.e even 4 2
2816.2.c.f 2 16.f odd 4 2
2816.2.c.j 2 16.e even 4 2
3025.2.a.a 1 55.d odd 2 1
3179.2.a.a 1 17.b even 2 1
3971.2.a.b 1 19.b odd 2 1
4400.2.a.i 1 20.d odd 2 1
4400.2.b.h 2 20.e even 4 2
4851.2.a.t 1 21.c even 2 1
5819.2.a.a 1 23.b odd 2 1
5929.2.a.h 1 77.b even 2 1
6336.2.a.br 1 24.h odd 2 1
6336.2.a.bu 1 24.f even 2 1
7744.2.a.k 1 88.g even 2 1
7744.2.a.x 1 88.b odd 2 1
8624.2.a.j 1 28.d even 2 1
9251.2.a.d 1 29.b even 2 1

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(\Gamma_0(11))\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T + 2 \) Copy content Toggle raw display
$3$ \( T + 1 \) Copy content Toggle raw display
$5$ \( T - 1 \) Copy content Toggle raw display
$7$ \( T + 2 \) Copy content Toggle raw display
$11$ \( T - 1 \) Copy content Toggle raw display
$13$ \( T - 4 \) Copy content Toggle raw display
$17$ \( T + 2 \) Copy content Toggle raw display
$19$ \( T \) Copy content Toggle raw display
$23$ \( T + 1 \) Copy content Toggle raw display
$29$ \( T \) Copy content Toggle raw display
$31$ \( T - 7 \) Copy content Toggle raw display
$37$ \( T - 3 \) Copy content Toggle raw display
$41$ \( T + 8 \) Copy content Toggle raw display
$43$ \( T + 6 \) Copy content Toggle raw display
$47$ \( T - 8 \) Copy content Toggle raw display
$53$ \( T + 6 \) Copy content Toggle raw display
$59$ \( T - 5 \) Copy content Toggle raw display
$61$ \( T - 12 \) Copy content Toggle raw display
$67$ \( T + 7 \) Copy content Toggle raw display
$71$ \( T + 3 \) Copy content Toggle raw display
$73$ \( T - 4 \) Copy content Toggle raw display
$79$ \( T + 10 \) Copy content Toggle raw display
$83$ \( T + 6 \) Copy content Toggle raw display
$89$ \( T - 15 \) Copy content Toggle raw display
$97$ \( T + 7 \) Copy content Toggle raw display
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