Properties

Label 950.2.q.d
Level $950$
Weight $2$
Character orbit 950.q
Analytic conductor $7.586$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [950,2,Mod(107,950)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(950, base_ring=CyclotomicField(12))
 
chi = DirichletCharacter(H, H._module([3, 10]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("950.107");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 950 = 2 \cdot 5^{2} \cdot 19 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 950.q (of order \(12\), degree \(4\), 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: \(7.58578819202\)
Analytic rank: \(0\)
Dimension: \(8\)
Relative dimension: \(2\) over \(\Q(\zeta_{12})\)
Coefficient field: \(\Q(\zeta_{24})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - x^{4} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{12}]$

$q$-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 \(\zeta_{24}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \zeta_{24} q^{2} + 2 \zeta_{24}^{7} q^{3} + \zeta_{24}^{2} q^{4} + ( - 2 \zeta_{24}^{4} + 2) q^{6} + ( - \zeta_{24}^{5} - \zeta_{24}) q^{7} - \zeta_{24}^{3} q^{8} - \zeta_{24}^{2} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{24} q^{2} + 2 \zeta_{24}^{7} q^{3} + \zeta_{24}^{2} q^{4} + ( - 2 \zeta_{24}^{4} + 2) q^{6} + ( - \zeta_{24}^{5} - \zeta_{24}) q^{7} - \zeta_{24}^{3} q^{8} - \zeta_{24}^{2} q^{9} + 3 q^{11} + (2 \zeta_{24}^{5} - 2 \zeta_{24}) q^{12} + (2 \zeta_{24}^{7} - 2 \zeta_{24}^{3}) q^{13} + (\zeta_{24}^{6} + \zeta_{24}^{2}) q^{14} + \zeta_{24}^{4} q^{16} + \zeta_{24}^{3} q^{18} + (5 \zeta_{24}^{6} - 3 \zeta_{24}^{2}) q^{19} + ( - 2 \zeta_{24}^{4} + 4) q^{21} - 3 \zeta_{24} q^{22} + (3 \zeta_{24}^{7} + 3 \zeta_{24}^{3}) q^{23} + ( - 2 \zeta_{24}^{6} + 2 \zeta_{24}^{2}) q^{24} + 2 q^{26} + (4 \zeta_{24}^{5} - 4 \zeta_{24}) q^{27} + ( - \zeta_{24}^{7} - \zeta_{24}^{3}) q^{28} + (4 \zeta_{24}^{4} - 2) q^{31} - \zeta_{24}^{5} q^{32} + 6 \zeta_{24}^{7} q^{33} - \zeta_{24}^{4} q^{36} + (\zeta_{24}^{5} - \zeta_{24}) q^{37} + ( - 5 \zeta_{24}^{7} + 3 \zeta_{24}^{3}) q^{38} - 4 \zeta_{24}^{6} q^{39} + (3 \zeta_{24}^{4} - 6) q^{41} + (2 \zeta_{24}^{5} - 4 \zeta_{24}) q^{42} + ( - 4 \zeta_{24}^{7} + 8 \zeta_{24}^{3}) q^{43} + 3 \zeta_{24}^{2} q^{44} + ( - 6 \zeta_{24}^{4} + 3) q^{46} + (6 \zeta_{24}^{5} - 12 \zeta_{24}) q^{47} + (2 \zeta_{24}^{7} - 2 \zeta_{24}^{3}) q^{48} - 4 \zeta_{24}^{6} q^{49} - 2 \zeta_{24} q^{52} + (3 \zeta_{24}^{7} - 3 \zeta_{24}^{3}) q^{53} + ( - 4 \zeta_{24}^{6} + 4 \zeta_{24}^{2}) q^{54} + (2 \zeta_{24}^{4} - 1) q^{56} + ( - 6 \zeta_{24}^{5} - 4 \zeta_{24}) q^{57} + ( - 6 \zeta_{24}^{6} - 6 \zeta_{24}^{2}) q^{59} + (4 \zeta_{24}^{4} - 4) q^{61} + ( - 4 \zeta_{24}^{5} + 2 \zeta_{24}) q^{62} + (\zeta_{24}^{7} + \zeta_{24}^{3}) q^{63} + \zeta_{24}^{6} q^{64} + ( - 6 \zeta_{24}^{4} + 6) q^{66} - 2 \zeta_{24}^{5} q^{67} + (6 \zeta_{24}^{6} - 12 \zeta_{24}^{2}) q^{69} + (6 \zeta_{24}^{4} - 12) q^{71} + \zeta_{24}^{5} q^{72} + ( - 2 \zeta_{24}^{7} + 4 \zeta_{24}^{3}) q^{73} + ( - \zeta_{24}^{6} + \zeta_{24}^{2}) q^{74} + (2 \zeta_{24}^{4} - 5) q^{76} + ( - 3 \zeta_{24}^{5} - 3 \zeta_{24}) q^{77} + 4 \zeta_{24}^{7} q^{78} + ( - 2 \zeta_{24}^{6} - 2 \zeta_{24}^{2}) q^{79} - 11 \zeta_{24}^{4} q^{81} + ( - 3 \zeta_{24}^{5} + 6 \zeta_{24}) q^{82} + ( - 2 \zeta_{24}^{6} + 4 \zeta_{24}^{2}) q^{84} + ( - 4 \zeta_{24}^{4} - 4) q^{86} - 3 \zeta_{24}^{3} q^{88} + (6 \zeta_{24}^{6} - 3 \zeta_{24}^{2}) q^{89} + (2 \zeta_{24}^{4} + 2) q^{91} + (6 \zeta_{24}^{5} - 3 \zeta_{24}) q^{92} + (4 \zeta_{24}^{7} - 8 \zeta_{24}^{3}) q^{93} + ( - 6 \zeta_{24}^{6} + 12 \zeta_{24}^{2}) q^{94} + 2 q^{96} + 8 \zeta_{24} q^{97} + 4 \zeta_{24}^{7} q^{98} - 3 \zeta_{24}^{2} q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q + 8 q^{6}+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 8 q^{6} + 24 q^{11} + 4 q^{16} + 24 q^{21} + 16 q^{26} - 4 q^{36} - 36 q^{41} - 16 q^{61} + 24 q^{66} - 72 q^{71} - 32 q^{76} - 44 q^{81} - 48 q^{86} + 24 q^{91} + 16 q^{96}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/950\mathbb{Z}\right)^\times\).

\(n\) \(77\) \(401\)
\(\chi(n)\) \(\zeta_{24}^{6}\) \(1 - \zeta_{24}^{4}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
107.1
0.965926 + 0.258819i
−0.965926 0.258819i
0.965926 0.258819i
−0.965926 + 0.258819i
0.258819 + 0.965926i
−0.258819 0.965926i
0.258819 0.965926i
−0.258819 + 0.965926i
−0.965926 0.258819i −0.517638 + 1.93185i 0.866025 + 0.500000i 0 1.00000 1.73205i −1.22474 1.22474i −0.707107 0.707107i −0.866025 0.500000i 0
107.2 0.965926 + 0.258819i 0.517638 1.93185i 0.866025 + 0.500000i 0 1.00000 1.73205i 1.22474 + 1.22474i 0.707107 + 0.707107i −0.866025 0.500000i 0
293.1 −0.965926 + 0.258819i −0.517638 1.93185i 0.866025 0.500000i 0 1.00000 + 1.73205i −1.22474 + 1.22474i −0.707107 + 0.707107i −0.866025 + 0.500000i 0
293.2 0.965926 0.258819i 0.517638 + 1.93185i 0.866025 0.500000i 0 1.00000 + 1.73205i 1.22474 1.22474i 0.707107 0.707107i −0.866025 + 0.500000i 0
407.1 −0.258819 0.965926i −1.93185 + 0.517638i −0.866025 + 0.500000i 0 1.00000 + 1.73205i −1.22474 1.22474i 0.707107 + 0.707107i 0.866025 0.500000i 0
407.2 0.258819 + 0.965926i 1.93185 0.517638i −0.866025 + 0.500000i 0 1.00000 + 1.73205i 1.22474 + 1.22474i −0.707107 0.707107i 0.866025 0.500000i 0
943.1 −0.258819 + 0.965926i −1.93185 0.517638i −0.866025 0.500000i 0 1.00000 1.73205i −1.22474 + 1.22474i 0.707107 0.707107i 0.866025 + 0.500000i 0
943.2 0.258819 0.965926i 1.93185 + 0.517638i −0.866025 0.500000i 0 1.00000 1.73205i 1.22474 1.22474i −0.707107 + 0.707107i 0.866025 + 0.500000i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 107.2
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
5.c odd 4 2 inner
19.d odd 6 1 inner
95.h odd 6 1 inner
95.l even 12 2 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 950.2.q.d 8
5.b even 2 1 inner 950.2.q.d 8
5.c odd 4 2 inner 950.2.q.d 8
19.d odd 6 1 inner 950.2.q.d 8
95.h odd 6 1 inner 950.2.q.d 8
95.l even 12 2 inner 950.2.q.d 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
950.2.q.d 8 1.a even 1 1 trivial
950.2.q.d 8 5.b even 2 1 inner
950.2.q.d 8 5.c odd 4 2 inner
950.2.q.d 8 19.d odd 6 1 inner
950.2.q.d 8 95.h odd 6 1 inner
950.2.q.d 8 95.l even 12 2 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(950, [\chi])\):

\( T_{3}^{8} - 16T_{3}^{4} + 256 \) Copy content Toggle raw display
\( T_{7}^{4} + 9 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} - T^{4} + 1 \) Copy content Toggle raw display
$3$ \( T^{8} - 16T^{4} + 256 \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{4} + 9)^{2} \) Copy content Toggle raw display
$11$ \( (T - 3)^{8} \) Copy content Toggle raw display
$13$ \( T^{8} - 16T^{4} + 256 \) Copy content Toggle raw display
$17$ \( T^{8} \) Copy content Toggle raw display
$19$ \( (T^{4} + 11 T^{2} + 361)^{2} \) Copy content Toggle raw display
$23$ \( T^{8} - 729 T^{4} + 531441 \) Copy content Toggle raw display
$29$ \( T^{8} \) Copy content Toggle raw display
$31$ \( (T^{2} + 12)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} + 1)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 9 T + 27)^{4} \) Copy content Toggle raw display
$43$ \( T^{8} - 2304 T^{4} + 5308416 \) Copy content Toggle raw display
$47$ \( T^{8} - 11664 T^{4} + 136048896 \) Copy content Toggle raw display
$53$ \( T^{8} - 81T^{4} + 6561 \) Copy content Toggle raw display
$59$ \( (T^{4} + 108 T^{2} + 11664)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + 4 T + 16)^{4} \) Copy content Toggle raw display
$67$ \( T^{8} - 16T^{4} + 256 \) Copy content Toggle raw display
$71$ \( (T^{2} + 18 T + 108)^{4} \) Copy content Toggle raw display
$73$ \( T^{8} - 144 T^{4} + 20736 \) Copy content Toggle raw display
$79$ \( (T^{4} + 12 T^{2} + 144)^{2} \) Copy content Toggle raw display
$83$ \( T^{8} \) Copy content Toggle raw display
$89$ \( (T^{4} + 27 T^{2} + 729)^{2} \) Copy content Toggle raw display
$97$ \( T^{8} - 4096 T^{4} + 16777216 \) Copy content Toggle raw display
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