Properties

Label 1296.2.i.h
Level $1296$
Weight $2$
Character orbit 1296.i
Analytic conductor $10.349$
Analytic rank $1$
Dimension $2$
CM discriminant -3
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1296,2,Mod(433,1296)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1296, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 0, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1296.433");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1296 = 2^{4} \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1296.i (of order \(3\), 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: \(10.3486121020\)
Analytic rank: \(1\)
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: \(\Z[a_1, \ldots, a_{25}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 36)
Sato-Tate group: $\mathrm{U}(1)[D_{3}]$

$q$-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.

\(f(q)\) \(=\) \( q + (4 \zeta_{6} - 4) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + (4 \zeta_{6} - 4) q^{7} - 2 \zeta_{6} q^{13} - 8 q^{19} + ( - 5 \zeta_{6} + 5) q^{25} - 4 \zeta_{6} q^{31} - 10 q^{37} + ( - 8 \zeta_{6} + 8) q^{43} - 9 \zeta_{6} q^{49} + (14 \zeta_{6} - 14) q^{61} - 16 \zeta_{6} q^{67} - 10 q^{73} + (4 \zeta_{6} - 4) q^{79} + 8 q^{91} + (14 \zeta_{6} - 14) q^{97} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - 4 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - 4 q^{7} - 2 q^{13} - 16 q^{19} + 5 q^{25} - 4 q^{31} - 20 q^{37} + 8 q^{43} - 9 q^{49} - 14 q^{61} - 16 q^{67} - 20 q^{73} - 4 q^{79} + 16 q^{91} - 14 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1296\mathbb{Z}\right)^\times\).

\(n\) \(325\) \(1135\) \(1217\)
\(\chi(n)\) \(1\) \(1\) \(-\zeta_{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
433.1
0.500000 0.866025i
0.500000 + 0.866025i
0 0 0 0 0 −2.00000 3.46410i 0 0 0
865.1 0 0 0 0 0 −2.00000 + 3.46410i 0 0 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
3.b odd 2 1 CM by \(\Q(\sqrt{-3}) \)
9.c even 3 1 inner
9.d odd 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1296.2.i.h 2
3.b odd 2 1 CM 1296.2.i.h 2
4.b odd 2 1 324.2.e.c 2
9.c even 3 1 144.2.a.a 1
9.c even 3 1 inner 1296.2.i.h 2
9.d odd 6 1 144.2.a.a 1
9.d odd 6 1 inner 1296.2.i.h 2
12.b even 2 1 324.2.e.c 2
36.f odd 6 1 36.2.a.a 1
36.f odd 6 1 324.2.e.c 2
36.h even 6 1 36.2.a.a 1
36.h even 6 1 324.2.e.c 2
45.h odd 6 1 3600.2.a.e 1
45.j even 6 1 3600.2.a.e 1
45.k odd 12 2 3600.2.f.m 2
45.l even 12 2 3600.2.f.m 2
63.l odd 6 1 7056.2.a.bb 1
63.o even 6 1 7056.2.a.bb 1
72.j odd 6 1 576.2.a.f 1
72.l even 6 1 576.2.a.e 1
72.n even 6 1 576.2.a.f 1
72.p odd 6 1 576.2.a.e 1
144.u even 12 2 2304.2.d.q 2
144.v odd 12 2 2304.2.d.q 2
144.w odd 12 2 2304.2.d.a 2
144.x even 12 2 2304.2.d.a 2
180.n even 6 1 900.2.a.g 1
180.p odd 6 1 900.2.a.g 1
180.v odd 12 2 900.2.d.b 2
180.x even 12 2 900.2.d.b 2
252.n even 6 1 1764.2.k.g 2
252.o even 6 1 1764.2.k.h 2
252.r odd 6 1 1764.2.k.g 2
252.s odd 6 1 1764.2.a.e 1
252.u odd 6 1 1764.2.k.h 2
252.bb even 6 1 1764.2.k.h 2
252.bi even 6 1 1764.2.a.e 1
252.bj even 6 1 1764.2.k.g 2
252.bl odd 6 1 1764.2.k.h 2
252.bn odd 6 1 1764.2.k.g 2
396.k even 6 1 4356.2.a.g 1
396.o odd 6 1 4356.2.a.g 1
468.x even 6 1 6084.2.a.i 1
468.bg odd 6 1 6084.2.a.i 1
468.bs even 12 2 6084.2.b.f 2
468.ch odd 12 2 6084.2.b.f 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
36.2.a.a 1 36.f odd 6 1
36.2.a.a 1 36.h even 6 1
144.2.a.a 1 9.c even 3 1
144.2.a.a 1 9.d odd 6 1
324.2.e.c 2 4.b odd 2 1
324.2.e.c 2 12.b even 2 1
324.2.e.c 2 36.f odd 6 1
324.2.e.c 2 36.h even 6 1
576.2.a.e 1 72.l even 6 1
576.2.a.e 1 72.p odd 6 1
576.2.a.f 1 72.j odd 6 1
576.2.a.f 1 72.n even 6 1
900.2.a.g 1 180.n even 6 1
900.2.a.g 1 180.p odd 6 1
900.2.d.b 2 180.v odd 12 2
900.2.d.b 2 180.x even 12 2
1296.2.i.h 2 1.a even 1 1 trivial
1296.2.i.h 2 3.b odd 2 1 CM
1296.2.i.h 2 9.c even 3 1 inner
1296.2.i.h 2 9.d odd 6 1 inner
1764.2.a.e 1 252.s odd 6 1
1764.2.a.e 1 252.bi even 6 1
1764.2.k.g 2 252.n even 6 1
1764.2.k.g 2 252.r odd 6 1
1764.2.k.g 2 252.bj even 6 1
1764.2.k.g 2 252.bn odd 6 1
1764.2.k.h 2 252.o even 6 1
1764.2.k.h 2 252.u odd 6 1
1764.2.k.h 2 252.bb even 6 1
1764.2.k.h 2 252.bl odd 6 1
2304.2.d.a 2 144.w odd 12 2
2304.2.d.a 2 144.x even 12 2
2304.2.d.q 2 144.u even 12 2
2304.2.d.q 2 144.v odd 12 2
3600.2.a.e 1 45.h odd 6 1
3600.2.a.e 1 45.j even 6 1
3600.2.f.m 2 45.k odd 12 2
3600.2.f.m 2 45.l even 12 2
4356.2.a.g 1 396.k even 6 1
4356.2.a.g 1 396.o odd 6 1
6084.2.a.i 1 468.x even 6 1
6084.2.a.i 1 468.bg odd 6 1
6084.2.b.f 2 468.bs even 12 2
6084.2.b.f 2 468.ch odd 12 2
7056.2.a.bb 1 63.l odd 6 1
7056.2.a.bb 1 63.o even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1296, [\chi])\):

\( T_{5} \) Copy content Toggle raw display
\( T_{7}^{2} + 4T_{7} + 16 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} \) Copy content Toggle raw display
$3$ \( T^{2} \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( T^{2} + 4T + 16 \) Copy content Toggle raw display
$11$ \( T^{2} \) Copy content Toggle raw display
$13$ \( T^{2} + 2T + 4 \) Copy content Toggle raw display
$17$ \( T^{2} \) Copy content Toggle raw display
$19$ \( (T + 8)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} \) Copy content Toggle raw display
$29$ \( T^{2} \) Copy content Toggle raw display
$31$ \( T^{2} + 4T + 16 \) Copy content Toggle raw display
$37$ \( (T + 10)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} \) Copy content Toggle raw display
$43$ \( T^{2} - 8T + 64 \) Copy content Toggle raw display
$47$ \( T^{2} \) Copy content Toggle raw display
$53$ \( T^{2} \) Copy content Toggle raw display
$59$ \( T^{2} \) Copy content Toggle raw display
$61$ \( T^{2} + 14T + 196 \) Copy content Toggle raw display
$67$ \( T^{2} + 16T + 256 \) Copy content Toggle raw display
$71$ \( T^{2} \) Copy content Toggle raw display
$73$ \( (T + 10)^{2} \) Copy content Toggle raw display
$79$ \( T^{2} + 4T + 16 \) Copy content Toggle raw display
$83$ \( T^{2} \) Copy content Toggle raw display
$89$ \( T^{2} \) Copy content Toggle raw display
$97$ \( T^{2} + 14T + 196 \) Copy content Toggle raw display
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