Properties

Label 1776.2.q.k
Level $1776$
Weight $2$
Character orbit 1776.q
Analytic conductor $14.181$
Analytic rank $0$
Dimension $6$
Inner twists $2$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [1776,2,Mod(433,1776)] 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("1776.433"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1776, base_ring=CyclotomicField(6)) chi = DirichletCharacter(H, H._module([0, 0, 0, 2])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 1776 = 2^{4} \cdot 3 \cdot 37 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1776.q (of order \(3\), degree \(2\), not minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [6,0,-3,0,1,0,-9,0,-3,0,-10] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(11)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(14.1814313990\)
Analytic rank: \(0\)
Dimension: \(6\)
Relative dimension: \(3\) over \(\Q(\zeta_{3})\)
Coefficient field: 6.0.47545083.2
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - 3x^{5} + 26x^{4} - 47x^{3} + 154x^{2} - 131x + 37 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{37}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 888)
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 \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{4} q^{3} - \beta_{5} q^{5} + 3 \beta_{4} q^{7} + ( - \beta_{4} - 1) q^{9} + ( - \beta_{4} - 2 \beta_{3} - \beta_{2} + \cdots - 3) q^{11} + ( - \beta_{5} + 3 \beta_{4}) q^{13} + (\beta_{5} - \beta_{2}) q^{15}+ \cdots + ( - \beta_{5} + 2 \beta_{4} + \beta_{3} + \cdots + 3) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 3 q^{3} + q^{5} - 9 q^{7} - 3 q^{9} - 10 q^{11} - 8 q^{13} + q^{15} - q^{19} - 9 q^{21} + 2 q^{23} - 8 q^{25} + 6 q^{27} + 8 q^{29} - 6 q^{31} + 5 q^{33} + 3 q^{35} - 10 q^{37} - 8 q^{39} - 7 q^{41}+ \cdots + 5 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} - 3x^{5} + 26x^{4} - 47x^{3} + 154x^{2} - 131x + 37 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{2} - \nu + 7 ) / 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{5} + 3\nu^{4} + 11\nu^{3} + 41\nu^{2} + 15\nu - 41 ) / 44 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -2\nu^{5} + 5\nu^{4} - 44\nu^{3} + 61\nu^{2} - 206\nu + 71 ) / 44 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 2\nu^{5} - 5\nu^{4} + 55\nu^{3} - 72\nu^{2} + 327\nu - 115 ) / 22 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 2\beta_{2} + \beta _1 - 7 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 2\beta_{5} + 4\beta_{4} + 2\beta_{2} - 10\beta _1 - 3 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 4\beta_{5} + 12\beta_{4} + 8\beta_{3} - 22\beta_{2} - 17\beta _1 + 86 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( -34\beta_{5} - 80\beta_{4} + 20\beta_{3} - 38\beta_{2} + 105\beta _1 + 103 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1776\mathbb{Z}\right)^\times\).

\(n\) \(223\) \(593\) \(1297\) \(1333\)
\(\chi(n)\) \(1\) \(1\) \(\beta_{4}\) \(1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
433.1
0.500000 0.218662i
0.500000 + 2.99239i
0.500000 3.63975i
0.500000 + 0.218662i
0.500000 2.99239i
0.500000 + 3.63975i
0 −0.500000 + 0.866025i 0 −1.67555 + 2.90213i 0 −1.50000 + 2.59808i 0 −0.500000 0.866025i 0
433.2 0 −0.500000 + 0.866025i 0 0.551098 0.954529i 0 −1.50000 + 2.59808i 0 −0.500000 0.866025i 0
433.3 0 −0.500000 + 0.866025i 0 1.62445 2.81363i 0 −1.50000 + 2.59808i 0 −0.500000 0.866025i 0
1009.1 0 −0.500000 0.866025i 0 −1.67555 2.90213i 0 −1.50000 2.59808i 0 −0.500000 + 0.866025i 0
1009.2 0 −0.500000 0.866025i 0 0.551098 + 0.954529i 0 −1.50000 2.59808i 0 −0.500000 + 0.866025i 0
1009.3 0 −0.500000 0.866025i 0 1.62445 + 2.81363i 0 −1.50000 2.59808i 0 −0.500000 + 0.866025i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 433.3
Significant digits:
Format:

Inner twists

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

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1776.2.q.k 6
4.b odd 2 1 888.2.q.g 6
12.b even 2 1 2664.2.r.j 6
37.c even 3 1 inner 1776.2.q.k 6
148.i odd 6 1 888.2.q.g 6
444.t even 6 1 2664.2.r.j 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
888.2.q.g 6 4.b odd 2 1
888.2.q.g 6 148.i odd 6 1
1776.2.q.k 6 1.a even 1 1 trivial
1776.2.q.k 6 37.c even 3 1 inner
2664.2.r.j 6 12.b even 2 1
2664.2.r.j 6 444.t even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1776, [\chi])\):

\( T_{5}^{6} - T_{5}^{5} + 12T_{5}^{4} - 13T_{5}^{3} + 133T_{5}^{2} - 132T_{5} + 144 \) Copy content Toggle raw display
\( T_{11}^{3} + 5T_{11}^{2} - 23T_{11} - 114 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( (T^{2} + T + 1)^{3} \) Copy content Toggle raw display
$5$ \( T^{6} - T^{5} + \cdots + 144 \) Copy content Toggle raw display
$7$ \( (T^{2} + 3 T + 9)^{3} \) Copy content Toggle raw display
$11$ \( (T^{3} + 5 T^{2} + \cdots - 114)^{2} \) Copy content Toggle raw display
$13$ \( T^{6} + 8 T^{5} + \cdots + 9 \) Copy content Toggle raw display
$17$ \( T^{6} + 33 T^{4} + \cdots + 16 \) Copy content Toggle raw display
$19$ \( T^{6} + T^{5} + \cdots + 3136 \) Copy content Toggle raw display
$23$ \( (T^{3} - T^{2} - 11 T + 12)^{2} \) Copy content Toggle raw display
$29$ \( (T^{3} - 4 T^{2} + \cdots + 498)^{2} \) Copy content Toggle raw display
$31$ \( (T^{3} + 3 T^{2} - 30 T - 28)^{2} \) Copy content Toggle raw display
$37$ \( T^{6} + 10 T^{5} + \cdots + 50653 \) Copy content Toggle raw display
$41$ \( T^{6} + 7 T^{5} + \cdots + 36 \) Copy content Toggle raw display
$43$ \( (T^{3} + 6 T^{2} + \cdots - 419)^{2} \) Copy content Toggle raw display
$47$ \( (T^{3} + 4 T^{2} + \cdots - 498)^{2} \) Copy content Toggle raw display
$53$ \( T^{6} - 4 T^{5} + \cdots + 4356 \) Copy content Toggle raw display
$59$ \( T^{6} - T^{5} + \cdots + 3136 \) Copy content Toggle raw display
$61$ \( T^{6} + 16 T^{5} + \cdots + 1098304 \) Copy content Toggle raw display
$67$ \( T^{6} + 20 T^{5} + \cdots + 62001 \) Copy content Toggle raw display
$71$ \( T^{6} + 10 T^{5} + \cdots + 1201216 \) Copy content Toggle raw display
$73$ \( (T^{3} - 25 T^{2} + \cdots + 652)^{2} \) Copy content Toggle raw display
$79$ \( T^{6} + 14 T^{5} + \cdots + 108241 \) Copy content Toggle raw display
$83$ \( (T^{2} - 8 T + 64)^{3} \) Copy content Toggle raw display
$89$ \( T^{6} - 8 T^{5} + \cdots + 28224 \) Copy content Toggle raw display
$97$ \( (T^{3} + 20 T^{2} + \cdots - 249)^{2} \) Copy content Toggle raw display
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