Properties

Label 464.2.u.c
Level $464$
Weight $2$
Character orbit 464.u
Analytic conductor $3.705$
Analytic rank $0$
Dimension $6$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [464,2,Mod(49,464)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(464, base_ring=CyclotomicField(14))
 
chi = DirichletCharacter(H, H._module([0, 0, 12]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("464.49");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 464 = 2^{4} \cdot 29 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 464.u (of order \(7\), degree \(6\), not 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: \(3.70505865379\)
Analytic rank: \(0\)
Dimension: \(6\)
Coefficient field: \(\Q(\zeta_{14})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - x^{5} + x^{4} - x^{3} + x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 116)
Sato-Tate group: $\mathrm{SU}(2)[C_{7}]$

$q$-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 primitive root of unity \(\zeta_{14}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \zeta_{14}^{5} + 2 \zeta_{14}^{4} + \cdots + 1) q^{3}+ \cdots + (\zeta_{14}^{5} + 3 \zeta_{14}^{3} + \cdots - 3) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{14}^{5} + 2 \zeta_{14}^{4} + \cdots + 1) q^{3}+ \cdots + ( - 13 \zeta_{14}^{5} + 15 \zeta_{14}^{4} + \cdots + 6) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 3 q^{3} - 3 q^{5} - 3 q^{7} - 6 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 6 q - 3 q^{3} - 3 q^{5} - 3 q^{7} - 6 q^{9} - q^{11} + 3 q^{13} + 5 q^{15} + 12 q^{17} + 11 q^{19} + 5 q^{21} + q^{23} - 4 q^{25} + 33 q^{27} - 6 q^{29} - 5 q^{31} + 11 q^{33} + 5 q^{35} - 27 q^{37} - 5 q^{39} + 8 q^{41} + 9 q^{43} + 3 q^{45} + 7 q^{47} + 26 q^{49} - 20 q^{51} + 5 q^{53} - 17 q^{55} - 2 q^{57} - 24 q^{59} + 11 q^{61} - 53 q^{63} - 19 q^{65} - 13 q^{67} + 17 q^{69} + 5 q^{71} - 21 q^{73} + 16 q^{75} + 25 q^{77} - q^{79} - 58 q^{81} + 27 q^{83} - 20 q^{85} + 3 q^{87} + 9 q^{89} + 37 q^{91} - q^{93} + 19 q^{95} - 7 q^{97} - 20 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/464\mathbb{Z}\right)^\times\).

\(n\) \(117\) \(175\) \(321\)
\(\chi(n)\) \(1\) \(1\) \(-\zeta_{14}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
49.1
−0.623490 + 0.781831i
0.900969 0.433884i
0.222521 + 0.974928i
−0.623490 0.781831i
0.900969 + 0.433884i
0.222521 0.974928i
0 −2.02446 2.53859i 0 0.178448 0.0859360i 0 2.71648 + 3.40636i 0 −1.67845 + 7.35376i 0
65.1 0 0.178448 + 0.0859360i 0 0.346011 + 1.51597i 0 −4.22737 2.03579i 0 −1.84601 2.31482i 0
81.1 0 0.346011 1.51597i 0 −2.02446 + 2.53859i 0 0.0108851 0.0476909i 0 0.524459 + 0.252566i 0
161.1 0 −2.02446 + 2.53859i 0 0.178448 + 0.0859360i 0 2.71648 3.40636i 0 −1.67845 7.35376i 0
257.1 0 0.178448 0.0859360i 0 0.346011 1.51597i 0 −4.22737 + 2.03579i 0 −1.84601 + 2.31482i 0
401.1 0 0.346011 + 1.51597i 0 −2.02446 2.53859i 0 0.0108851 + 0.0476909i 0 0.524459 0.252566i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 49.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
29.d even 7 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 464.2.u.c 6
4.b odd 2 1 116.2.g.a 6
12.b even 2 1 1044.2.u.a 6
29.d even 7 1 inner 464.2.u.c 6
116.h odd 14 1 3364.2.a.i 3
116.j odd 14 1 116.2.g.a 6
116.j odd 14 1 3364.2.a.j 3
116.l even 28 2 3364.2.c.h 6
348.s even 14 1 1044.2.u.a 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
116.2.g.a 6 4.b odd 2 1
116.2.g.a 6 116.j odd 14 1
464.2.u.c 6 1.a even 1 1 trivial
464.2.u.c 6 29.d even 7 1 inner
1044.2.u.a 6 12.b even 2 1
1044.2.u.a 6 348.s even 14 1
3364.2.a.i 3 116.h odd 14 1
3364.2.a.j 3 116.j odd 14 1
3364.2.c.h 6 116.l even 28 2

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{6} + 3T_{3}^{5} + 9T_{3}^{4} - T_{3}^{3} + 25T_{3}^{2} - 9T_{3} + 1 \) acting on \(S_{2}^{\mathrm{new}}(464, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( T^{6} + 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{6} + 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$7$ \( T^{6} + 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{6} + T^{5} + \cdots + 1681 \) Copy content Toggle raw display
$13$ \( T^{6} - 3 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$17$ \( (T^{3} - 6 T^{2} + \cdots + 104)^{2} \) Copy content Toggle raw display
$19$ \( T^{6} - 11 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$23$ \( T^{6} - T^{5} + \cdots + 1681 \) Copy content Toggle raw display
$29$ \( T^{6} + 6 T^{5} + \cdots + 24389 \) Copy content Toggle raw display
$31$ \( T^{6} + 5 T^{5} + \cdots + 841 \) Copy content Toggle raw display
$37$ \( T^{6} + 27 T^{5} + \cdots + 38809 \) Copy content Toggle raw display
$41$ \( (T^{3} - 4 T^{2} - 4 T + 8)^{2} \) Copy content Toggle raw display
$43$ \( T^{6} - 9 T^{5} + \cdots + 6889 \) Copy content Toggle raw display
$47$ \( T^{6} - 7 T^{5} + \cdots + 82369 \) Copy content Toggle raw display
$53$ \( T^{6} - 5 T^{5} + \cdots + 9409 \) Copy content Toggle raw display
$59$ \( (T^{3} + 12 T^{2} + \cdots - 328)^{2} \) Copy content Toggle raw display
$61$ \( T^{6} - 11 T^{5} + \cdots + 841 \) Copy content Toggle raw display
$67$ \( T^{6} + 13 T^{5} + \cdots + 1 \) Copy content Toggle raw display
$71$ \( T^{6} - 5 T^{5} + \cdots + 27889 \) Copy content Toggle raw display
$73$ \( T^{6} + 21 T^{5} + \cdots + 49 \) Copy content Toggle raw display
$79$ \( T^{6} + T^{5} + \cdots + 212521 \) Copy content Toggle raw display
$83$ \( T^{6} - 27 T^{5} + \cdots + 452929 \) Copy content Toggle raw display
$89$ \( T^{6} - 9 T^{5} + \cdots + 312481 \) Copy content Toggle raw display
$97$ \( T^{6} + 7 T^{5} + \cdots + 49 \) Copy content Toggle raw display
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