Properties

Label 3.11.b.a
Level $3$
Weight $11$
Character orbit 3.b
Analytic conductor $1.906$
Analytic rank $0$
Dimension $2$
Inner twists $2$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [3,11,Mod(2,3)] 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("3.2"); S:= CuspForms(chi, 11); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(3, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([1])) N = Newforms(chi, 11, names="a")
 
Level: \( N \) \(=\) \( 3 \)
Weight: \( k \) \(=\) \( 11 \)
Character orbit: \([\chi]\) \(=\) 3.b (of order \(2\), degree \(1\), 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: \(1.90607175802\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-5}) \)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} + 5 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 2^{2}\cdot 3 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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)
 

Coefficients of the \(q\)-expansion are expressed in terms of \(\beta = 12\sqrt{-5}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta q^{2} + (9 \beta - 27) q^{3} + 304 q^{4} - 106 \beta q^{5} + ( - 27 \beta - 6480) q^{6} + 17234 q^{7} + 1328 \beta q^{8} + ( - 486 \beta - 57591) q^{9} + 76320 q^{10} - 6962 \beta q^{11} + (2736 \beta - 8208) q^{12} + \cdots + (400948542 \beta - 2436143040) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 54 q^{3} + 608 q^{4} - 12960 q^{6} + 34468 q^{7} - 115182 q^{9} + 152640 q^{10} - 16416 q^{12} - 339308 q^{13} + 1373760 q^{15} - 1289728 q^{16} + 699840 q^{18} - 1898924 q^{19} - 930636 q^{21} + 10025280 q^{22}+ \cdots - 4872286080 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3\mathbb{Z}\right)^\times\).

\(n\) \(2\)
\(\chi(n)\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
2.1
2.23607i
2.23607i
26.8328i −27.0000 241.495i 304.000 2844.28i −6480.00 + 724.486i 17234.0 35634.0i −57591.0 + 13040.7i 76320.0
2.2 26.8328i −27.0000 + 241.495i 304.000 2844.28i −6480.00 724.486i 17234.0 35634.0i −57591.0 13040.7i 76320.0
\(n\): 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 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3.11.b.a 2
3.b odd 2 1 inner 3.11.b.a 2
4.b odd 2 1 48.11.e.c 2
5.b even 2 1 75.11.c.d 2
5.c odd 4 2 75.11.d.b 4
8.b even 2 1 192.11.e.e 2
8.d odd 2 1 192.11.e.d 2
9.c even 3 2 81.11.d.d 4
9.d odd 6 2 81.11.d.d 4
12.b even 2 1 48.11.e.c 2
15.d odd 2 1 75.11.c.d 2
15.e even 4 2 75.11.d.b 4
24.f even 2 1 192.11.e.d 2
24.h odd 2 1 192.11.e.e 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3.11.b.a 2 1.a even 1 1 trivial
3.11.b.a 2 3.b odd 2 1 inner
48.11.e.c 2 4.b odd 2 1
48.11.e.c 2 12.b even 2 1
75.11.c.d 2 5.b even 2 1
75.11.c.d 2 15.d odd 2 1
75.11.d.b 4 5.c odd 4 2
75.11.d.b 4 15.e even 4 2
81.11.d.d 4 9.c even 3 2
81.11.d.d 4 9.d odd 6 2
192.11.e.d 2 8.d odd 2 1
192.11.e.d 2 24.f even 2 1
192.11.e.e 2 8.b even 2 1
192.11.e.e 2 24.h odd 2 1

Hecke kernels

This newform subspace is the entire newspace \(S_{11}^{\mathrm{new}}(3, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + 720 \) Copy content Toggle raw display
$3$ \( T^{2} + 54T + 59049 \) Copy content Toggle raw display
$5$ \( T^{2} + 8089920 \) Copy content Toggle raw display
$7$ \( (T - 17234)^{2} \) Copy content Toggle raw display
$11$ \( T^{2} + 34897999680 \) Copy content Toggle raw display
$13$ \( (T + 169654)^{2} \) Copy content Toggle raw display
$17$ \( T^{2} + 117817390080 \) Copy content Toggle raw display
$19$ \( (T + 949462)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} + 7062994033920 \) Copy content Toggle raw display
$29$ \( T^{2} + 10126466521920 \) Copy content Toggle raw display
$31$ \( (T + 29793118)^{2} \) Copy content Toggle raw display
$37$ \( (T + 60811846)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} + 33\!\cdots\!80 \) Copy content Toggle raw display
$43$ \( (T - 107419706)^{2} \) Copy content Toggle raw display
$47$ \( T^{2} + 71\!\cdots\!80 \) Copy content Toggle raw display
$53$ \( T^{2} + 36\!\cdots\!80 \) Copy content Toggle raw display
$59$ \( T^{2} + 42\!\cdots\!80 \) Copy content Toggle raw display
$61$ \( (T - 1030793642)^{2} \) Copy content Toggle raw display
$67$ \( (T - 1876742474)^{2} \) Copy content Toggle raw display
$71$ \( T^{2} + 72\!\cdots\!20 \) Copy content Toggle raw display
$73$ \( (T + 2846528494)^{2} \) Copy content Toggle raw display
$79$ \( (T - 1488647618)^{2} \) Copy content Toggle raw display
$83$ \( T^{2} + 16\!\cdots\!80 \) Copy content Toggle raw display
$89$ \( T^{2} + 36\!\cdots\!80 \) Copy content Toggle raw display
$97$ \( (T + 1592948926)^{2} \) Copy content Toggle raw display
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