Properties

Label 2352.2.bl.h
Level $2352$
Weight $2$
Character orbit 2352.bl
Analytic conductor $18.781$
Analytic rank $0$
Dimension $2$
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] = [2352,2,Mod(31,2352)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2352, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 0, 0, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2352.31");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2352 = 2^{4} \cdot 3 \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2352.bl (of order \(6\), degree \(2\), 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: \(18.7808145554\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-3}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 336)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-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 \(\zeta_{6}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \zeta_{6} + 1) q^{3} + (\zeta_{6} - 2) q^{5} - \zeta_{6} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{6} + 1) q^{3} + (\zeta_{6} - 2) q^{5} - \zeta_{6} q^{9} + (\zeta_{6} + 1) q^{11} + (2 \zeta_{6} - 1) q^{15} + ( - 2 \zeta_{6} - 2) q^{17} - 2 \zeta_{6} q^{19} + (2 \zeta_{6} - 2) q^{25} - q^{27} + 9 q^{29} + ( - 5 \zeta_{6} + 5) q^{31} + ( - \zeta_{6} + 2) q^{33} - 10 \zeta_{6} q^{37} + ( - 12 \zeta_{6} + 6) q^{41} + ( - 4 \zeta_{6} + 2) q^{43} + (\zeta_{6} + 1) q^{45} + 12 \zeta_{6} q^{47} + (2 \zeta_{6} - 4) q^{51} + ( - 9 \zeta_{6} + 9) q^{53} - 3 q^{55} - 2 q^{57} + (9 \zeta_{6} - 9) q^{59} + ( - 8 \zeta_{6} - 8) q^{67} + ( - 16 \zeta_{6} + 8) q^{71} + (4 \zeta_{6} + 4) q^{73} + 2 \zeta_{6} q^{75} + ( - 3 \zeta_{6} + 6) q^{79} + (\zeta_{6} - 1) q^{81} - 3 q^{83} + 6 q^{85} + ( - 9 \zeta_{6} + 9) q^{87} + ( - 2 \zeta_{6} + 4) q^{89} - 5 \zeta_{6} q^{93} + (2 \zeta_{6} + 2) q^{95} + ( - 22 \zeta_{6} + 11) q^{97} + ( - 2 \zeta_{6} + 1) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + q^{3} - 3 q^{5} - q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + q^{3} - 3 q^{5} - q^{9} + 3 q^{11} - 6 q^{17} - 2 q^{19} - 2 q^{25} - 2 q^{27} + 18 q^{29} + 5 q^{31} + 3 q^{33} - 10 q^{37} + 3 q^{45} + 12 q^{47} - 6 q^{51} + 9 q^{53} - 6 q^{55} - 4 q^{57} - 9 q^{59} - 24 q^{67} + 12 q^{73} + 2 q^{75} + 9 q^{79} - q^{81} - 6 q^{83} + 12 q^{85} + 9 q^{87} + 6 q^{89} - 5 q^{93} + 6 q^{95}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2352\mathbb{Z}\right)^\times\).

\(n\) \(785\) \(1471\) \(1765\) \(2257\)
\(\chi(n)\) \(1\) \(-1\) \(1\) \(\zeta_{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
31.1
0.500000 + 0.866025i
0.500000 0.866025i
0 0.500000 0.866025i 0 −1.50000 + 0.866025i 0 0 0 −0.500000 0.866025i 0
607.1 0 0.500000 + 0.866025i 0 −1.50000 0.866025i 0 0 0 −0.500000 + 0.866025i 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
28.f even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2352.2.bl.h 2
4.b odd 2 1 2352.2.bl.b 2
7.b odd 2 1 336.2.bl.c 2
7.c even 3 1 336.2.bl.g yes 2
7.c even 3 1 2352.2.b.c 2
7.d odd 6 1 2352.2.b.g 2
7.d odd 6 1 2352.2.bl.b 2
21.c even 2 1 1008.2.cs.e 2
21.g even 6 1 7056.2.b.e 2
21.h odd 6 1 1008.2.cs.d 2
21.h odd 6 1 7056.2.b.i 2
28.d even 2 1 336.2.bl.g yes 2
28.f even 6 1 2352.2.b.c 2
28.f even 6 1 inner 2352.2.bl.h 2
28.g odd 6 1 336.2.bl.c 2
28.g odd 6 1 2352.2.b.g 2
56.e even 2 1 1344.2.bl.b 2
56.h odd 2 1 1344.2.bl.f 2
56.k odd 6 1 1344.2.bl.f 2
56.p even 6 1 1344.2.bl.b 2
84.h odd 2 1 1008.2.cs.d 2
84.j odd 6 1 7056.2.b.i 2
84.n even 6 1 1008.2.cs.e 2
84.n even 6 1 7056.2.b.e 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
336.2.bl.c 2 7.b odd 2 1
336.2.bl.c 2 28.g odd 6 1
336.2.bl.g yes 2 7.c even 3 1
336.2.bl.g yes 2 28.d even 2 1
1008.2.cs.d 2 21.h odd 6 1
1008.2.cs.d 2 84.h odd 2 1
1008.2.cs.e 2 21.c even 2 1
1008.2.cs.e 2 84.n even 6 1
1344.2.bl.b 2 56.e even 2 1
1344.2.bl.b 2 56.p even 6 1
1344.2.bl.f 2 56.h odd 2 1
1344.2.bl.f 2 56.k odd 6 1
2352.2.b.c 2 7.c even 3 1
2352.2.b.c 2 28.f even 6 1
2352.2.b.g 2 7.d odd 6 1
2352.2.b.g 2 28.g odd 6 1
2352.2.bl.b 2 4.b odd 2 1
2352.2.bl.b 2 7.d odd 6 1
2352.2.bl.h 2 1.a even 1 1 trivial
2352.2.bl.h 2 28.f even 6 1 inner
7056.2.b.e 2 21.g even 6 1
7056.2.b.e 2 84.n even 6 1
7056.2.b.i 2 21.h odd 6 1
7056.2.b.i 2 84.j odd 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(2352, [\chi])\):

\( T_{5}^{2} + 3T_{5} + 3 \) Copy content Toggle raw display
\( T_{11}^{2} - 3T_{11} + 3 \) Copy content Toggle raw display
\( T_{17}^{2} + 6T_{17} + 12 \) Copy content Toggle raw display
\( T_{19}^{2} + 2T_{19} + 4 \) Copy content Toggle raw display
\( T_{31}^{2} - 5T_{31} + 25 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} \) Copy content Toggle raw display
$3$ \( T^{2} - T + 1 \) Copy content Toggle raw display
$5$ \( T^{2} + 3T + 3 \) Copy content Toggle raw display
$7$ \( T^{2} \) Copy content Toggle raw display
$11$ \( T^{2} - 3T + 3 \) Copy content Toggle raw display
$13$ \( T^{2} \) Copy content Toggle raw display
$17$ \( T^{2} + 6T + 12 \) Copy content Toggle raw display
$19$ \( T^{2} + 2T + 4 \) Copy content Toggle raw display
$23$ \( T^{2} \) Copy content Toggle raw display
$29$ \( (T - 9)^{2} \) Copy content Toggle raw display
$31$ \( T^{2} - 5T + 25 \) Copy content Toggle raw display
$37$ \( T^{2} + 10T + 100 \) Copy content Toggle raw display
$41$ \( T^{2} + 108 \) Copy content Toggle raw display
$43$ \( T^{2} + 12 \) Copy content Toggle raw display
$47$ \( T^{2} - 12T + 144 \) Copy content Toggle raw display
$53$ \( T^{2} - 9T + 81 \) Copy content Toggle raw display
$59$ \( T^{2} + 9T + 81 \) Copy content Toggle raw display
$61$ \( T^{2} \) Copy content Toggle raw display
$67$ \( T^{2} + 24T + 192 \) Copy content Toggle raw display
$71$ \( T^{2} + 192 \) Copy content Toggle raw display
$73$ \( T^{2} - 12T + 48 \) Copy content Toggle raw display
$79$ \( T^{2} - 9T + 27 \) Copy content Toggle raw display
$83$ \( (T + 3)^{2} \) Copy content Toggle raw display
$89$ \( T^{2} - 6T + 12 \) Copy content Toggle raw display
$97$ \( T^{2} + 363 \) Copy content Toggle raw display
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