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Properties

Label 1350.2.q.b
Level $1350$
Weight $2$
Character orbit 1350.q
Analytic conductor $10.780$
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] = [1350,2,Mod(143,1350)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1350, base_ring=CyclotomicField(12))
 
chi = DirichletCharacter(H, H._module([2, 9]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1350.143");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1350 = 2 \cdot 3^{3} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1350.q (of order \(12\), degree \(4\), 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: \(10.7798042729\)
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: no (minimal twist has level 450)
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.

\(f(q)\) \(=\) \( q + \zeta_{24}^{5} q^{2} + (\zeta_{24}^{6} - \zeta_{24}^{2}) q^{4} + ( - \zeta_{24}^{5} + 2 \zeta_{24}) q^{7} - \zeta_{24}^{3} q^{8} +O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{24}^{5} q^{2} + (\zeta_{24}^{6} - \zeta_{24}^{2}) q^{4} + ( - \zeta_{24}^{5} + 2 \zeta_{24}) q^{7} - \zeta_{24}^{3} q^{8} + ( - 2 \zeta_{24}^{4} - 2) q^{11} + (2 \zeta_{24}^{7} - 4 \zeta_{24}^{3}) q^{13} + (\zeta_{24}^{6} + \zeta_{24}^{2}) q^{14} + ( - \zeta_{24}^{4} + 1) q^{16} + (6 \zeta_{24}^{5} - 6 \zeta_{24}) q^{17} + 2 \zeta_{24}^{6} q^{19} + ( - 4 \zeta_{24}^{5} + 2 \zeta_{24}) q^{22} + 3 \zeta_{24}^{7} q^{23} + ( - 4 \zeta_{24}^{4} + 2) q^{26} + (2 \zeta_{24}^{7} - \zeta_{24}^{3}) q^{28} + (10 \zeta_{24}^{6} - 5 \zeta_{24}^{2}) q^{29} - 10 \zeta_{24}^{4} q^{31} + \zeta_{24} q^{32} - 6 \zeta_{24}^{2} q^{34} + (2 \zeta_{24}^{5} + 2 \zeta_{24}) q^{37} + (2 \zeta_{24}^{7} - 2 \zeta_{24}^{3}) q^{38} + (5 \zeta_{24}^{4} - 10) q^{41} + (6 \zeta_{24}^{7} + 6 \zeta_{24}^{3}) q^{43} + ( - 2 \zeta_{24}^{6} + 4 \zeta_{24}^{2}) q^{44} - 3 q^{46} + 3 \zeta_{24}^{5} q^{47} + (4 \zeta_{24}^{6} - 4 \zeta_{24}^{2}) q^{49} + ( - 2 \zeta_{24}^{5} + 4 \zeta_{24}) q^{52} + ( - \zeta_{24}^{4} - 1) q^{56} + (5 \zeta_{24}^{7} - 10 \zeta_{24}^{3}) q^{58} + ( - 4 \zeta_{24}^{6} - 4 \zeta_{24}^{2}) q^{59} + ( - 13 \zeta_{24}^{4} + 13) q^{61} + ( - 10 \zeta_{24}^{5} + 10 \zeta_{24}) q^{62} + \zeta_{24}^{6} q^{64} + (14 \zeta_{24}^{5} - 7 \zeta_{24}) q^{67} - 6 \zeta_{24}^{7} q^{68} + ( - 4 \zeta_{24}^{4} + 2) q^{71} + ( - 16 \zeta_{24}^{7} + 8 \zeta_{24}^{3}) q^{73} + (4 \zeta_{24}^{6} - 2 \zeta_{24}^{2}) q^{74} - 2 \zeta_{24}^{4} q^{76} - 6 \zeta_{24} q^{77} - 4 \zeta_{24}^{2} q^{79} + ( - 5 \zeta_{24}^{5} - 5 \zeta_{24}) q^{82} + (3 \zeta_{24}^{7} - 3 \zeta_{24}^{3}) q^{83} + (6 \zeta_{24}^{4} - 12) q^{86} + (2 \zeta_{24}^{7} + 2 \zeta_{24}^{3}) q^{88} + ( - \zeta_{24}^{6} + 2 \zeta_{24}^{2}) q^{89} - 6 q^{91} - 3 \zeta_{24}^{5} q^{92} + (3 \zeta_{24}^{6} - 3 \zeta_{24}^{2}) q^{94} + (4 \zeta_{24}^{5} - 8 \zeta_{24}) q^{97} - 4 \zeta_{24}^{3} q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q - 24 q^{11} + 4 q^{16} - 40 q^{31} - 60 q^{41} - 24 q^{46} - 12 q^{56} + 52 q^{61} - 8 q^{76} - 72 q^{86} - 48 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1350\mathbb{Z}\right)^\times\).

\(n\) \(1001\) \(1027\)
\(\chi(n)\) \(\zeta_{24}^{4}\) \(\zeta_{24}^{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
143.1
−0.258819 + 0.965926i
0.258819 − 0.965926i
−0.258819 − 0.965926i
0.258819 + 0.965926i
−0.965926 − 0.258819i
0.965926 + 0.258819i
−0.965926 + 0.258819i
0.965926 − 0.258819i
−0.965926 + 0.258819i 0 0.866025 − 0.500000i 0 0 0.448288 + 1.67303i −0.707107 + 0.707107i 0 0
143.2 0.965926 − 0.258819i 0 0.866025 − 0.500000i 0 0 −0.448288 − 1.67303i 0.707107 − 0.707107i 0 0
557.1 −0.965926 − 0.258819i 0 0.866025 + 0.500000i 0 0 0.448288 − 1.67303i −0.707107 − 0.707107i 0 0
557.2 0.965926 + 0.258819i 0 0.866025 + 0.500000i 0 0 −0.448288 + 1.67303i 0.707107 + 0.707107i 0 0
1007.1 −0.258819 − 0.965926i 0 −0.866025 + 0.500000i 0 0 −1.67303 + 0.448288i 0.707107 + 0.707107i 0 0
1007.2 0.258819 + 0.965926i 0 −0.866025 + 0.500000i 0 0 1.67303 − 0.448288i −0.707107 − 0.707107i 0 0
1043.1 −0.258819 + 0.965926i 0 −0.866025 − 0.500000i 0 0 −1.67303 − 0.448288i 0.707107 − 0.707107i 0 0
1043.2 0.258819 − 0.965926i 0 −0.866025 − 0.500000i 0 0 1.67303 + 0.448288i −0.707107 + 0.707107i 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 143.2
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
9.d odd 6 1 inner
45.h odd 6 1 inner
45.l even 12 2 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1350.2.q.b 8
3.b odd 2 1 450.2.p.d ✓ 8
5.b even 2 1 inner 1350.2.q.b 8
5.c odd 4 2 inner 1350.2.q.b 8
9.c even 3 1 450.2.p.d ✓ 8
9.d odd 6 1 inner 1350.2.q.b 8
15.d odd 2 1 450.2.p.d ✓ 8
15.e even 4 2 450.2.p.d ✓ 8
45.h odd 6 1 inner 1350.2.q.b 8
45.j even 6 1 450.2.p.d ✓ 8
45.k odd 12 2 450.2.p.d ✓ 8
45.l even 12 2 inner 1350.2.q.b 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
450.2.p.d ✓ 8 3.b odd 2 1
450.2.p.d ✓ 8 9.c even 3 1
450.2.p.d ✓ 8 15.d odd 2 1
450.2.p.d ✓ 8 15.e even 4 2
450.2.p.d ✓ 8 45.j even 6 1
450.2.p.d ✓ 8 45.k odd 12 2
1350.2.q.b 8 1.a even 1 1 trivial
1350.2.q.b 8 5.b even 2 1 inner
1350.2.q.b 8 5.c odd 4 2 inner
1350.2.q.b 8 9.d odd 6 1 inner
1350.2.q.b 8 45.h odd 6 1 inner
1350.2.q.b 8 45.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 \(S_{2}^{\mathrm{new}}(1350, [\chi])\):

\( T_{7}^{8} - 9T_{7}^{4} + 81 \) Copy content Toggle raw display
\( T_{11}^{2} + 6T_{11} + 12 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} - T^{4} + 1 \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( T^{8} - 9T^{4} + 81 \) Copy content Toggle raw display
$11$ \( (T^{2} + 6 T + 12)^{4} \) Copy content Toggle raw display
$13$ \( T^{8} - 144 T^{4} + 20736 \) Copy content Toggle raw display
$17$ \( (T^{4} + 1296)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} + 4)^{4} \) Copy content Toggle raw display
$23$ \( T^{8} - 81T^{4} + 6561 \) Copy content Toggle raw display
$29$ \( (T^{4} + 75 T^{2} + 5625)^{2} \) Copy content Toggle raw display
$31$ \( (T^{2} + 10 T + 100)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} + 144)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 15 T + 75)^{4} \) Copy content Toggle raw display
$43$ \( T^{8} - 11664 T^{4} + 136048896 \) Copy content Toggle raw display
$47$ \( T^{8} - 81T^{4} + 6561 \) Copy content Toggle raw display
$53$ \( T^{8} \) Copy content Toggle raw display
$59$ \( (T^{4} + 48 T^{2} + 2304)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} - 13 T + 169)^{4} \) Copy content Toggle raw display
$67$ \( T^{8} - 21609 T^{4} + 466948881 \) Copy content Toggle raw display
$71$ \( (T^{2} + 12)^{4} \) Copy content Toggle raw display
$73$ \( (T^{4} + 36864)^{2} \) Copy content Toggle raw display
$79$ \( (T^{4} - 16 T^{2} + 256)^{2} \) Copy content Toggle raw display
$83$ \( T^{8} - 81T^{4} + 6561 \) Copy content Toggle raw display
$89$ \( (T^{2} - 3)^{4} \) Copy content Toggle raw display
$97$ \( T^{8} - 2304 T^{4} + 5308416 \) Copy content Toggle raw display
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