Properties

Label 10.12.b.a
Level $10$
Weight $12$
Character orbit 10.b
Analytic conductor $7.683$
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] = [10,12,Mod(9,10)] 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("10.9"); S:= CuspForms(chi, 12); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(10, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([1])) N = Newforms(chi, 12, names="a")
 
Level: \( N \) \(=\) \( 10 = 2 \cdot 5 \)
Weight: \( k \) \(=\) \( 12 \)
Character orbit: \([\chi]\) \(=\) 10.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: \(7.68343180560\)
Analytic rank: \(0\)
Dimension: \(6\)
Coefficient field: \(\mathbb{Q}[x]/(x^{6} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - 2x^{5} + 2x^{4} + 198x^{3} + 3568321x^{2} - 6762620x + 6408200 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 2^{19}\cdot 5^{5} \)
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 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.

\(f(q)\) \(=\) \( q - \beta_{2} q^{2} + (3 \beta_{2} + \beta_1) q^{3} - 1024 q^{4} + (\beta_{5} - 63 \beta_{2} + \beta_1 + 88) q^{5} + (\beta_{4} - \beta_{3} + 2837) q^{6} + (3 \beta_{5} + \beta_{4} - 366 \beta_{2} + \cdots - 1) q^{7}+ \cdots + (615402 \beta_{5} - 581486 \beta_{4} + \cdots + 86796227582) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 6144 q^{4} + 530 q^{5} + 17024 q^{6} - 496022 q^{9} - 385920 q^{10} - 642728 q^{11} - 2125952 q^{14} - 698680 q^{15} + 6291456 q^{16} - 24109080 q^{19} - 542720 q^{20} + 125471192 q^{21} - 17432576 q^{24}+ \cdots + 520781125736 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} - 2x^{5} + 2x^{4} + 198x^{3} + 3568321x^{2} - 6762620x + 6408200 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 807955 \nu^{5} + 842118 \nu^{4} - 3200275588 \nu^{3} + 4808106038 \nu^{2} + \cdots + 2990639720130 ) / 604523721605 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 5715200 \nu^{5} + 6014576 \nu^{4} - 315216 \nu^{3} - 11372932784 \nu^{2} + \cdots + 19324355382560 ) / 604523721605 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 4247878015 \nu^{5} - 14980310918 \nu^{4} + 509621899488 \nu^{3} + 3127575282762 \nu^{2} + \cdots - 31\!\cdots\!45 ) / 5440713494445 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 4735302175 \nu^{5} - 13979944358 \nu^{4} - 412097187072 \nu^{3} + 3079320290922 \nu^{2} + \cdots - 29\!\cdots\!30 ) / 5440713494445 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 2690537304 \nu^{5} + 4096032176 \nu^{4} + 26667276564 \nu^{3} + 1873448147736 \nu^{2} + \cdots + 12\!\cdots\!63 ) / 1088142698889 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{4} - \beta_{3} - 14\beta_{2} - 32\beta _1 + 213 ) / 640 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 54\beta_{5} + 18\beta_{4} - 15781\beta_{2} - 6\beta _1 - 18 ) / 400 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 576\beta_{5} - 9523\beta_{4} + 9235\beta_{3} - 79334\beta_{2} - 302144\beta _1 - 316047 ) / 3200 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 34038\beta_{5} - 52599\beta_{4} - 49515\beta_{3} + 34038\beta_{2} + 34038\beta _1 - 951686251 ) / 400 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -114624\beta_{5} - 3714187\beta_{4} + 3484939\beta_{3} + 32565482\beta_{2} + 114269024\beta _1 - 198490599 ) / 640 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/10\mathbb{Z}\right)^\times\).

\(n\) \(7\)
\(\chi(n)\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
9.1
−30.7073 + 30.7073i
0.947541 0.947541i
30.7598 30.7598i
30.7598 + 30.7598i
0.947541 + 0.947541i
−30.7073 30.7073i
32.0000i 532.146i −1024.00 1594.62 6803.33i −17028.7 24477.0i 32768.0i −106033. −217707. 51027.9i
9.2 32.0000i 100.951i −1024.00 2827.02 + 6390.31i 3230.43 15908.8i 32768.0i 166956. 204490. 90464.5i
9.3 32.0000i 697.195i −1024.00 −4156.64 5616.98i 22310.3 73603.8i 32768.0i −308934. −179743. + 133012.i
9.4 32.0000i 697.195i −1024.00 −4156.64 + 5616.98i 22310.3 73603.8i 32768.0i −308934. −179743. 133012.i
9.5 32.0000i 100.951i −1024.00 2827.02 6390.31i 3230.43 15908.8i 32768.0i 166956. 204490. + 90464.5i
9.6 32.0000i 532.146i −1024.00 1594.62 + 6803.33i −17028.7 24477.0i 32768.0i −106033. −217707. + 51027.9i
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 9.6
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 10.12.b.a 6
3.b odd 2 1 90.12.c.b 6
4.b odd 2 1 80.12.c.c 6
5.b even 2 1 inner 10.12.b.a 6
5.c odd 4 1 50.12.a.i 3
5.c odd 4 1 50.12.a.j 3
15.d odd 2 1 90.12.c.b 6
20.d odd 2 1 80.12.c.c 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
10.12.b.a 6 1.a even 1 1 trivial
10.12.b.a 6 5.b even 2 1 inner
50.12.a.i 3 5.c odd 4 1
50.12.a.j 3 5.c odd 4 1
80.12.c.c 6 4.b odd 2 1
80.12.c.c 6 20.d odd 2 1
90.12.c.b 6 3.b odd 2 1
90.12.c.b 6 15.d odd 2 1

Hecke kernels

This newform subspace is the entire newspace \(S_{12}^{\mathrm{new}}(10, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{2} + 1024)^{3} \) Copy content Toggle raw display
$3$ \( T^{6} + \cdots + 14\!\cdots\!04 \) Copy content Toggle raw display
$5$ \( T^{6} + \cdots + 11\!\cdots\!25 \) Copy content Toggle raw display
$7$ \( T^{6} + \cdots + 82\!\cdots\!56 \) Copy content Toggle raw display
$11$ \( (T^{3} + \cdots - 11\!\cdots\!28)^{2} \) Copy content Toggle raw display
$13$ \( T^{6} + \cdots + 42\!\cdots\!64 \) Copy content Toggle raw display
$17$ \( T^{6} + \cdots + 79\!\cdots\!76 \) Copy content Toggle raw display
$19$ \( (T^{3} + \cdots - 41\!\cdots\!00)^{2} \) Copy content Toggle raw display
$23$ \( T^{6} + \cdots + 14\!\cdots\!24 \) Copy content Toggle raw display
$29$ \( (T^{3} + \cdots + 26\!\cdots\!00)^{2} \) Copy content Toggle raw display
$31$ \( (T^{3} + \cdots + 25\!\cdots\!32)^{2} \) Copy content Toggle raw display
$37$ \( T^{6} + \cdots + 30\!\cdots\!16 \) Copy content Toggle raw display
$41$ \( (T^{3} + \cdots + 54\!\cdots\!12)^{2} \) Copy content Toggle raw display
$43$ \( T^{6} + \cdots + 18\!\cdots\!44 \) Copy content Toggle raw display
$47$ \( T^{6} + \cdots + 23\!\cdots\!36 \) Copy content Toggle raw display
$53$ \( T^{6} + \cdots + 10\!\cdots\!04 \) Copy content Toggle raw display
$59$ \( (T^{3} + \cdots + 23\!\cdots\!00)^{2} \) Copy content Toggle raw display
$61$ \( (T^{3} + \cdots + 54\!\cdots\!72)^{2} \) Copy content Toggle raw display
$67$ \( T^{6} + \cdots + 57\!\cdots\!76 \) Copy content Toggle raw display
$71$ \( (T^{3} + \cdots - 73\!\cdots\!48)^{2} \) Copy content Toggle raw display
$73$ \( T^{6} + \cdots + 49\!\cdots\!24 \) Copy content Toggle raw display
$79$ \( (T^{3} + \cdots + 26\!\cdots\!00)^{2} \) Copy content Toggle raw display
$83$ \( T^{6} + \cdots + 87\!\cdots\!84 \) Copy content Toggle raw display
$89$ \( (T^{3} + \cdots + 19\!\cdots\!00)^{2} \) Copy content Toggle raw display
$97$ \( T^{6} + \cdots + 12\!\cdots\!36 \) Copy content Toggle raw display
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