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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [1566,2,Mod(523,1566)] 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("1566.523"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1566, base_ring=CyclotomicField(6)) chi = DirichletCharacter(H, H._module([2, 0])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 1566 = 2 \cdot 3^{3} \cdot 29 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1566.e (of order \(3\), degree \(2\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [12,6,0,-6,2] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(5)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(12.5045729565\)
Analytic rank: \(0\)
Dimension: \(12\)
Relative dimension: \(6\) over \(\Q(\zeta_{3})\)
Coefficient field: \(\mathbb{Q}[x]/(x^{12} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{12} - 4 x^{11} + 6 x^{10} - 10 x^{9} + 22 x^{8} - 18 x^{7} - 3 x^{6} - 54 x^{5} + 198 x^{4} + \cdots + 729 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 3^{4} \)
Twist minimal: no (minimal twist has level 522)
Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

$q$-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 a basis \(1,\beta_1,\ldots,\beta_{11}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_{7} q^{2} + ( - \beta_{7} - 1) q^{4} + ( - \beta_{9} + \beta_{4}) q^{5} + ( - \beta_{10} - \beta_{7}) q^{7} - q^{8} + \beta_{4} q^{10} + ( - \beta_{10} + \beta_{9} + \cdots + \beta_1) q^{11}+ \cdots + (4 \beta_{6} + 2 \beta_{2} + 1) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 12 q + 6 q^{2} - 6 q^{4} + 2 q^{5} + 8 q^{7} - 12 q^{8} + 4 q^{10} - 6 q^{13} - 8 q^{14} - 6 q^{16} - 32 q^{17} + 4 q^{19} + 2 q^{20} + 2 q^{23} - 14 q^{25} - 12 q^{26} - 16 q^{28} - 6 q^{29} - 8 q^{31}+ \cdots - 12 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{12} - 4 x^{11} + 6 x^{10} - 10 x^{9} + 22 x^{8} - 18 x^{7} - 3 x^{6} - 54 x^{5} + 198 x^{4} + \cdots + 729 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( \nu^{11} - 3 \nu^{10} + 3 \nu^{9} - 8 \nu^{8} + 15 \nu^{7} + 6 \nu^{6} - 8 \nu^{5} - 81 \nu^{4} + \cdots - 567 ) / 81 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 7 \nu^{11} + 16 \nu^{10} - 15 \nu^{9} + 55 \nu^{8} - 70 \nu^{7} - 18 \nu^{6} - 9 \nu^{5} + \cdots + 2916 ) / 243 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 8 \nu^{11} + 17 \nu^{10} - 12 \nu^{9} + 59 \nu^{8} - 98 \nu^{7} - 45 \nu^{6} + 9 \nu^{5} + \cdots + 3645 ) / 243 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 7 \nu^{11} - 22 \nu^{10} + 39 \nu^{9} - 91 \nu^{8} + 103 \nu^{7} - 6 \nu^{6} + 36 \nu^{5} + \cdots - 4617 ) / 243 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 13 \nu^{11} - 31 \nu^{10} + 15 \nu^{9} - 61 \nu^{8} + 139 \nu^{7} - 90 \nu^{5} - 702 \nu^{4} + \cdots - 5103 ) / 243 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 13 \nu^{11} - 31 \nu^{10} + 18 \nu^{9} - 73 \nu^{8} + 148 \nu^{7} + 6 \nu^{6} - 51 \nu^{5} + \cdots - 5589 ) / 243 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 16 \nu^{11} + 34 \nu^{10} - 30 \nu^{9} + 106 \nu^{8} - 178 \nu^{7} - 21 \nu^{6} + 30 \nu^{5} + \cdots + 6804 ) / 243 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 32 \nu^{11} - 71 \nu^{10} + 69 \nu^{9} - 200 \nu^{8} + 305 \nu^{7} + 24 \nu^{6} - 9 \nu^{5} + \cdots - 11664 ) / 243 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( - 13 \nu^{11} + 29 \nu^{10} - 23 \nu^{9} + 74 \nu^{8} - 137 \nu^{7} - 13 \nu^{6} + 29 \nu^{5} + \cdots + 5184 ) / 81 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 20 \nu^{11} + 45 \nu^{10} - 42 \nu^{9} + 133 \nu^{8} - 225 \nu^{7} - 21 \nu^{6} + 25 \nu^{5} + \cdots + 8748 ) / 81 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 83 \nu^{11} + 197 \nu^{10} - 195 \nu^{9} + 527 \nu^{8} - 881 \nu^{7} - 33 \nu^{6} + 93 \nu^{5} + \cdots + 34020 ) / 243 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( -\beta_{10} + \beta_{9} + \beta_{7} - \beta_{4} + \beta_{3} - \beta_{2} + \beta _1 + 1 ) / 3 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -\beta_{11} + 2\beta_{10} - \beta_{9} - 2\beta_{8} - 4\beta_{7} - \beta_{5} - 2\beta_{2} - \beta_1 ) / 3 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( \beta_{11} - \beta_{10} - 3 \beta_{9} - \beta_{8} + 3 \beta_{7} - 3 \beta_{6} + \beta_{5} + \beta_{4} + \cdots + 5 ) / 3 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( - 3 \beta_{11} - 2 \beta_{10} + 6 \beta_{9} - 4 \beta_{8} - 4 \beta_{6} + 3 \beta_{5} - 5 \beta_{4} + \cdots + 2 ) / 3 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 2 \beta_{11} - 10 \beta_{10} - \beta_{9} + \beta_{8} + 29 \beta_{7} + 9 \beta_{6} - 10 \beta_{5} + \cdots + 15 ) / 3 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( - 2 \beta_{11} + 8 \beta_{10} - 18 \beta_{9} - 10 \beta_{8} + 3 \beta_{7} - 24 \beta_{6} + 4 \beta_{5} + \cdots - 4 ) / 3 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( - 23 \beta_{10} + 12 \beta_{9} - 7 \beta_{8} + 30 \beta_{7} + 5 \beta_{6} - 6 \beta_{5} - 11 \beta_{4} + \cdots + 119 ) / 3 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( - 4 \beta_{11} - 46 \beta_{10} + 29 \beta_{9} - 2 \beta_{8} + 74 \beta_{7} - 19 \beta_{5} - 51 \beta_{4} + \cdots - 6 ) / 3 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( - 50 \beta_{11} + 116 \beta_{10} - 78 \beta_{9} - 82 \beta_{8} - 222 \beta_{7} - 63 \beta_{6} + \cdots - 67 ) / 3 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( 66 \beta_{11} - 86 \beta_{10} - 69 \beta_{9} + 20 \beta_{8} - 172 \beta_{6} + 21 \beta_{5} + 4 \beta_{4} + \cdots + 80 ) / 3 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( - 136 \beta_{11} - 7 \beta_{10} + 296 \beta_{9} - 29 \beta_{8} - 364 \beta_{7} - 204 \beta_{6} + \cdots - 435 ) / 3 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1566\mathbb{Z}\right)^\times\).

\(n\) \(379\) \(407\)
\(\chi(n)\) \(1\) \(-1 - \beta_{7}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
523.1
−0.452567 1.67188i
1.73173 + 0.0331860i
1.16678 + 1.28009i
1.64965 0.527869i
−1.55661 0.759577i
−0.538988 + 1.64605i
−0.452567 + 1.67188i
1.73173 0.0331860i
1.16678 1.28009i
1.64965 + 0.527869i
−1.55661 + 0.759577i
−0.538988 1.64605i
0.500000 + 0.866025i 0 −0.500000 + 0.866025i −1.58186 + 2.73987i 0 0.567358 + 0.982693i −1.00000 0 −3.16372
523.2 0.500000 + 0.866025i 0 −0.500000 + 0.866025i −1.26263 + 2.18694i 0 2.51863 + 4.36239i −1.00000 0 −2.52526
523.3 0.500000 + 0.866025i 0 −0.500000 + 0.866025i −0.353519 + 0.612313i 0 −0.134930 0.233706i −1.00000 0 −0.707038
523.4 0.500000 + 0.866025i 0 −0.500000 + 0.866025i 0.851534 1.47490i 0 −1.18704 2.05602i −1.00000 0 1.70307
523.5 0.500000 + 0.866025i 0 −0.500000 + 0.866025i 1.19682 2.07295i 0 0.279091 + 0.483399i −1.00000 0 2.39363
523.6 0.500000 + 0.866025i 0 −0.500000 + 0.866025i 2.14966 3.72332i 0 1.95690 + 3.38944i −1.00000 0 4.29932
1045.1 0.500000 0.866025i 0 −0.500000 0.866025i −1.58186 2.73987i 0 0.567358 0.982693i −1.00000 0 −3.16372
1045.2 0.500000 0.866025i 0 −0.500000 0.866025i −1.26263 2.18694i 0 2.51863 4.36239i −1.00000 0 −2.52526
1045.3 0.500000 0.866025i 0 −0.500000 0.866025i −0.353519 0.612313i 0 −0.134930 + 0.233706i −1.00000 0 −0.707038
1045.4 0.500000 0.866025i 0 −0.500000 0.866025i 0.851534 + 1.47490i 0 −1.18704 + 2.05602i −1.00000 0 1.70307
1045.5 0.500000 0.866025i 0 −0.500000 0.866025i 1.19682 + 2.07295i 0 0.279091 0.483399i −1.00000 0 2.39363
1045.6 0.500000 0.866025i 0 −0.500000 0.866025i 2.14966 + 3.72332i 0 1.95690 3.38944i −1.00000 0 4.29932
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 523.6
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
9.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1566.2.e.h 12
3.b odd 2 1 522.2.e.h 12
9.c even 3 1 inner 1566.2.e.h 12
9.c even 3 1 4698.2.a.be 6
9.d odd 6 1 522.2.e.h 12
9.d odd 6 1 4698.2.a.bh 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
522.2.e.h 12 3.b odd 2 1
522.2.e.h 12 9.d odd 6 1
1566.2.e.h 12 1.a even 1 1 trivial
1566.2.e.h 12 9.c even 3 1 inner
4698.2.a.be 6 9.c even 3 1
4698.2.a.bh 6 9.d odd 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1566, [\chi])\):

\( T_{5}^{12} - 2 T_{5}^{11} + 24 T_{5}^{10} - 12 T_{5}^{9} + 351 T_{5}^{8} - 204 T_{5}^{7} + 2322 T_{5}^{6} + \cdots + 9801 \) Copy content Toggle raw display
\( T_{7}^{12} - 8 T_{7}^{11} + 56 T_{7}^{10} - 160 T_{7}^{9} + 516 T_{7}^{8} - 696 T_{7}^{7} + 2928 T_{7}^{6} + \cdots + 64 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} - T + 1)^{6} \) Copy content Toggle raw display
$3$ \( T^{12} \) Copy content Toggle raw display
$5$ \( T^{12} - 2 T^{11} + \cdots + 9801 \) Copy content Toggle raw display
$7$ \( T^{12} - 8 T^{11} + \cdots + 64 \) Copy content Toggle raw display
$11$ \( T^{12} + 48 T^{10} + \cdots + 6561 \) Copy content Toggle raw display
$13$ \( T^{12} + 6 T^{11} + \cdots + 121 \) Copy content Toggle raw display
$17$ \( (T^{6} + 16 T^{5} + \cdots - 24)^{2} \) Copy content Toggle raw display
$19$ \( (T^{6} - 2 T^{5} + \cdots - 1233)^{2} \) Copy content Toggle raw display
$23$ \( T^{12} - 2 T^{11} + \cdots + 788544 \) Copy content Toggle raw display
$29$ \( (T^{2} + T + 1)^{6} \) Copy content Toggle raw display
$31$ \( T^{12} + 8 T^{11} + \cdots + 531441 \) Copy content Toggle raw display
$37$ \( (T^{6} - 90 T^{4} + \cdots - 344)^{2} \) Copy content Toggle raw display
$41$ \( T^{12} + \cdots + 6410244096 \) Copy content Toggle raw display
$43$ \( T^{12} - 2 T^{11} + \cdots + 63001 \) Copy content Toggle raw display
$47$ \( T^{12} - 14 T^{11} + \cdots + 463761 \) Copy content Toggle raw display
$53$ \( (T^{6} + 20 T^{5} + \cdots + 66189)^{2} \) Copy content Toggle raw display
$59$ \( T^{12} + 96 T^{10} + \cdots + 5645376 \) Copy content Toggle raw display
$61$ \( T^{12} + 22 T^{11} + \cdots + 7744 \) Copy content Toggle raw display
$67$ \( T^{12} + \cdots + 158703437376 \) Copy content Toggle raw display
$71$ \( (T^{6} + 4 T^{5} + \cdots - 8232)^{2} \) Copy content Toggle raw display
$73$ \( (T^{6} + 8 T^{5} + \cdots + 14696)^{2} \) Copy content Toggle raw display
$79$ \( T^{12} - 4 T^{11} + \cdots + 81 \) Copy content Toggle raw display
$83$ \( T^{12} + \cdots + 153958464 \) Copy content Toggle raw display
$89$ \( (T^{6} + 10 T^{5} + \cdots + 227064)^{2} \) Copy content Toggle raw display
$97$ \( T^{12} + \cdots + 309750128704 \) Copy content Toggle raw display
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