Properties

Label 432.6.c.e
Level $432$
Weight $6$
Character orbit 432.c
Analytic conductor $69.286$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [432,6,Mod(431,432)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(432, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0, 1]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("432.431");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 432 = 2^{4} \cdot 3^{3} \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 432.c (of order \(2\), degree \(1\), minimal)

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: no
Analytic conductor: \(69.2858101592\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.2355463701504.21
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - 13x^{6} + 145x^{4} - 312x^{2} + 576 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{19}]\)
Coefficient ring index: \( 2^{20}\cdot 3^{11} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{4} q^{5} + ( - \beta_{7} - 7 \beta_1) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{4} q^{5} + ( - \beta_{7} - 7 \beta_1) q^{7} + ( - 2 \beta_{3} + \beta_{2}) q^{11} + ( - 5 \beta_{5} + 121) q^{13} + (\beta_{6} - 28 \beta_{4}) q^{17} + (26 \beta_{7} + 127 \beta_1) q^{19} + ( - 27 \beta_{3} - 4 \beta_{2}) q^{23} + (20 \beta_{5} + 29) q^{25} + ( - 6 \beta_{6} - 76 \beta_{4}) q^{29} + ( - 44 \beta_{7} - 594 \beta_1) q^{31} + (58 \beta_{3} - \beta_{2}) q^{35} + ( - 39 \beta_{5} + 3221) q^{37} + (10 \beta_{6} + 36 \beta_{4}) q^{41} + ( - 4 \beta_{7} - 1854 \beta_1) q^{43} + ( - 167 \beta_{3} + 14 \beta_{2}) q^{47} + (14 \beta_{5} + 8776) q^{49} + 6 \beta_{4} q^{53} + ( - 156 \beta_{7} - 5976 \beta_1) q^{55} + (164 \beta_{3} + 13 \beta_{2}) q^{59} + (109 \beta_{5} + 17633) q^{61} + (5 \beta_{6} + 886 \beta_{4}) q^{65} + (132 \beta_{7} - 6953 \beta_1) q^{67} + (550 \beta_{3} - 22 \beta_{2}) q^{71} + (74 \beta_{5} + 36235) q^{73} + ( - 42 \beta_{6} + 429 \beta_{4}) q^{77} + (677 \beta_{7} - 13691 \beta_1) q^{79} + ( - 34 \beta_{3} - 100 \beta_{2}) q^{83} + ( - 524 \beta_{5} + 87336) q^{85} + ( - 15 \beta_{6} - 1628 \beta_{4}) q^{89} + ( - 226 \beta_{7} - 40267 \beta_1) q^{91} + ( - 1453 \beta_{3} + 26 \beta_{2}) q^{95} + ( - 154 \beta_{5} + 103327) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 968 q^{13} + 232 q^{25} + 25768 q^{37} + 70208 q^{49} + 141064 q^{61} + 289880 q^{73} + 698688 q^{85} + 826616 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} - 13x^{6} + 145x^{4} - 312x^{2} + 576 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -13\nu^{6} + 145\nu^{4} - 1885\nu^{2} + 2316 ) / 1740 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -27\nu^{7} - 1305\nu^{5} + 6525\nu^{3} - 22896\nu ) / 580 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -19\nu^{7} + 319\nu^{5} - 3451\nu^{3} + 13584\nu ) / 116 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -143\nu^{7} + 1595\nu^{5} - 17255\nu^{3} + 6336\nu ) / 580 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -36\nu^{6} - 22698 ) / 145 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( -351\nu^{7} + 3915\nu^{5} - 19575\nu^{3} + 15552\nu ) / 580 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -\nu^{6} + 13\nu^{4} - 121\nu^{2} + 156 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{6} - 9\beta_{4} + 9\beta_{3} + 3\beta_{2} ) / 864 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 3\beta_{7} + \beta_{5} - 234\beta _1 + 234 ) / 72 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 11\beta_{6} - 27\beta_{4} ) / 432 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 39\beta_{7} - 13\beta_{5} - 2178\beta _1 - 2178 ) / 72 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 119\beta_{6} - 135\beta_{4} - 135\beta_{3} - 357\beta_{2} ) / 864 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -145\beta_{5} - 22698 ) / 36 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( -1283\beta_{6} + 1107\beta_{4} - 1107\beta_{3} - 3849\beta_{2} ) / 864 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/432\mathbb{Z}\right)^\times\).

\(n\) \(271\) \(325\) \(353\)
\(\chi(n)\) \(-1\) \(1\) \(-1\)

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.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
431.1
−1.29267 + 0.746324i
1.29267 + 0.746324i
2.84236 + 1.64104i
−2.84236 + 1.64104i
−2.84236 1.64104i
2.84236 1.64104i
1.29267 0.746324i
−1.29267 0.746324i
0 0 0 78.5611i 0 100.916i 0 0 0
431.2 0 0 0 78.5611i 0 100.916i 0 0 0
431.3 0 0 0 4.48984i 0 76.6675i 0 0 0
431.4 0 0 0 4.48984i 0 76.6675i 0 0 0
431.5 0 0 0 4.48984i 0 76.6675i 0 0 0
431.6 0 0 0 4.48984i 0 76.6675i 0 0 0
431.7 0 0 0 78.5611i 0 100.916i 0 0 0
431.8 0 0 0 78.5611i 0 100.916i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 431.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
12.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 432.6.c.e 8
3.b odd 2 1 inner 432.6.c.e 8
4.b odd 2 1 inner 432.6.c.e 8
12.b even 2 1 inner 432.6.c.e 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
432.6.c.e 8 1.a even 1 1 trivial
432.6.c.e 8 3.b odd 2 1 inner
432.6.c.e 8 4.b odd 2 1 inner
432.6.c.e 8 12.b even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{6}^{\mathrm{new}}(432, [\chi])\):

\( T_{5}^{4} + 6192T_{5}^{2} + 124416 \) Copy content Toggle raw display
\( T_{7}^{4} + 16062T_{7}^{2} + 59861169 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( (T^{4} + 6192 T^{2} + 124416)^{2} \) Copy content Toggle raw display
$7$ \( (T^{4} + 16062 T^{2} + 59861169)^{2} \) Copy content Toggle raw display
$11$ \( (T^{4} - 702864 T^{2} + 57699288576)^{2} \) Copy content Toggle raw display
$13$ \( (T^{2} - 242 T - 576659)^{4} \) Copy content Toggle raw display
$17$ \( (T^{4} + \cdots + 10323278378496)^{2} \) Copy content Toggle raw display
$19$ \( (T^{4} + \cdots + 27891041752809)^{2} \) Copy content Toggle raw display
$23$ \( (T^{4} + \cdots + 143309281383936)^{2} \) Copy content Toggle raw display
$29$ \( (T^{4} + \cdots + 25\!\cdots\!24)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} + \cdots + 201779638567056)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} - 6442 T - 25599851)^{4} \) Copy content Toggle raw display
$41$ \( (T^{4} + \cdots + 22\!\cdots\!36)^{2} \) Copy content Toggle raw display
$43$ \( (T^{4} + \cdots + 103750603126416)^{2} \) Copy content Toggle raw display
$47$ \( (T^{4} + \cdots + 52\!\cdots\!04)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} + 222912 T^{2} + 161243136)^{2} \) Copy content Toggle raw display
$59$ \( (T^{4} + \cdots + 64\!\cdots\!96)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} - 35266 T + 29913277)^{4} \) Copy content Toggle raw display
$67$ \( (T^{4} + \cdots + 58703347799721)^{2} \) Copy content Toggle raw display
$71$ \( (T^{4} + \cdots + 99\!\cdots\!56)^{2} \) Copy content Toggle raw display
$73$ \( (T^{2} - 72470 T + 1183456873)^{4} \) Copy content Toggle raw display
$79$ \( (T^{4} + \cdots + 93\!\cdots\!49)^{2} \) Copy content Toggle raw display
$83$ \( (T^{4} + \cdots + 68\!\cdots\!84)^{2} \) Copy content Toggle raw display
$89$ \( (T^{4} + \cdots + 29\!\cdots\!36)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} - 206654 T + 10115538097)^{4} \) Copy content Toggle raw display
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