Properties

Label 1152.3.b.i
Level $1152$
Weight $3$
Character orbit 1152.b
Analytic conductor $31.390$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $8$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1152,3,Mod(703,1152)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1152, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1, 0]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1152.703");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1152 = 2^{7} \cdot 3^{2} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 1152.b (of order \(2\), degree \(1\), 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: \(31.3897264543\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.157351936.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + x^{4} + 16 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2^{22} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 basis \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{5} - \beta_{5} q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_1 q^{5} - \beta_{5} q^{7} - \beta_{3} q^{11} - \beta_{2} q^{13} - \beta_{4} q^{17} - \beta_{7} q^{19} - \beta_{6} q^{23} - 3 q^{25} - \beta_1 q^{29} - 3 \beta_{5} q^{31} - 7 \beta_{3} q^{35} + 7 \beta_{2} q^{37} + 3 \beta_{4} q^{41} + \beta_{7} q^{43} - 3 \beta_{6} q^{47} - 7 q^{49} + 9 \beta_1 q^{53} + 4 \beta_{5} q^{55} - 18 \beta_{3} q^{59} - 19 \beta_{2} q^{61} - \beta_{4} q^{65} + 2 \beta_{7} q^{67} - 4 \beta_{6} q^{71} + 26 q^{73} + 8 \beta_1 q^{77} + 17 \beta_{5} q^{79} - 21 \beta_{3} q^{83} + 28 \beta_{2} q^{85} - 2 \beta_{4} q^{89} - \beta_{7} q^{91} - 7 \beta_{6} q^{95} + 18 q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q - 24 q^{25} - 56 q^{49} + 208 q^{73} + 144 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + x^{4} + 16 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 4\nu^{4} + 2 ) / 3 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{6} + 5\nu^{2} ) / 3 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -\nu^{7} - 4\nu^{5} + 7\nu^{3} + 4\nu ) / 6 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( -2\nu^{6} + 6\nu^{2} \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 5\nu^{7} + 4\nu^{5} + 13\nu^{3} + 44\nu ) / 12 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 2\nu^{7} - 8\nu^{5} - 14\nu^{3} + 8\nu ) / 3 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -5\nu^{7} + 4\nu^{5} - 13\nu^{3} + 44\nu ) / 3 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( 2\beta_{7} + \beta_{6} + 8\beta_{5} + 4\beta_{3} ) / 64 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{4} + 6\beta_{2} ) / 16 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -2\beta_{7} - 5\beta_{6} + 8\beta_{5} + 20\beta_{3} ) / 64 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 3\beta _1 - 2 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 2\beta_{7} - 11\beta_{6} + 8\beta_{5} - 44\beta_{3} ) / 64 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -5\beta_{4} + 18\beta_{2} ) / 16 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( -14\beta_{7} + 13\beta_{6} + 56\beta_{5} - 52\beta_{3} ) / 64 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1152\mathbb{Z}\right)^\times\).

\(n\) \(127\) \(641\) \(901\)
\(\chi(n)\) \(-1\) \(1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
703.1
1.28897 + 0.581861i
−0.581861 + 1.28897i
−1.28897 0.581861i
0.581861 1.28897i
0.581861 + 1.28897i
−1.28897 + 0.581861i
−0.581861 1.28897i
1.28897 0.581861i
0 0 0 5.29150i 0 7.48331i 0 0 0
703.2 0 0 0 5.29150i 0 7.48331i 0 0 0
703.3 0 0 0 5.29150i 0 7.48331i 0 0 0
703.4 0 0 0 5.29150i 0 7.48331i 0 0 0
703.5 0 0 0 5.29150i 0 7.48331i 0 0 0
703.6 0 0 0 5.29150i 0 7.48331i 0 0 0
703.7 0 0 0 5.29150i 0 7.48331i 0 0 0
703.8 0 0 0 5.29150i 0 7.48331i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 703.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
8.b even 2 1 inner
8.d odd 2 1 inner
12.b even 2 1 inner
24.f even 2 1 inner
24.h odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1152.3.b.i 8
3.b odd 2 1 inner 1152.3.b.i 8
4.b odd 2 1 inner 1152.3.b.i 8
8.b even 2 1 inner 1152.3.b.i 8
8.d odd 2 1 inner 1152.3.b.i 8
12.b even 2 1 inner 1152.3.b.i 8
16.e even 4 1 2304.3.g.p 4
16.e even 4 1 2304.3.g.w 4
16.f odd 4 1 2304.3.g.p 4
16.f odd 4 1 2304.3.g.w 4
24.f even 2 1 inner 1152.3.b.i 8
24.h odd 2 1 inner 1152.3.b.i 8
48.i odd 4 1 2304.3.g.p 4
48.i odd 4 1 2304.3.g.w 4
48.k even 4 1 2304.3.g.p 4
48.k even 4 1 2304.3.g.w 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1152.3.b.i 8 1.a even 1 1 trivial
1152.3.b.i 8 3.b odd 2 1 inner
1152.3.b.i 8 4.b odd 2 1 inner
1152.3.b.i 8 8.b even 2 1 inner
1152.3.b.i 8 8.d odd 2 1 inner
1152.3.b.i 8 12.b even 2 1 inner
1152.3.b.i 8 24.f even 2 1 inner
1152.3.b.i 8 24.h odd 2 1 inner
2304.3.g.p 4 16.e even 4 1
2304.3.g.p 4 16.f odd 4 1
2304.3.g.p 4 48.i odd 4 1
2304.3.g.p 4 48.k even 4 1
2304.3.g.w 4 16.e even 4 1
2304.3.g.w 4 16.f odd 4 1
2304.3.g.w 4 48.i odd 4 1
2304.3.g.w 4 48.k even 4 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(1152, [\chi])\):

\( T_{5}^{2} + 28 \) Copy content Toggle raw display
\( T_{7}^{2} + 56 \) Copy content Toggle raw display
\( T_{17}^{2} - 448 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( (T^{2} + 28)^{4} \) Copy content Toggle raw display
$7$ \( (T^{2} + 56)^{4} \) Copy content Toggle raw display
$11$ \( (T^{2} - 32)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} + 16)^{4} \) Copy content Toggle raw display
$17$ \( (T^{2} - 448)^{4} \) Copy content Toggle raw display
$19$ \( (T^{2} - 896)^{4} \) Copy content Toggle raw display
$23$ \( (T^{2} + 512)^{4} \) Copy content Toggle raw display
$29$ \( (T^{2} + 28)^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} + 504)^{4} \) Copy content Toggle raw display
$37$ \( (T^{2} + 784)^{4} \) Copy content Toggle raw display
$41$ \( (T^{2} - 4032)^{4} \) Copy content Toggle raw display
$43$ \( (T^{2} - 896)^{4} \) Copy content Toggle raw display
$47$ \( (T^{2} + 4608)^{4} \) Copy content Toggle raw display
$53$ \( (T^{2} + 2268)^{4} \) Copy content Toggle raw display
$59$ \( (T^{2} - 10368)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} + 5776)^{4} \) Copy content Toggle raw display
$67$ \( (T^{2} - 3584)^{4} \) Copy content Toggle raw display
$71$ \( (T^{2} + 8192)^{4} \) Copy content Toggle raw display
$73$ \( (T - 26)^{8} \) Copy content Toggle raw display
$79$ \( (T^{2} + 16184)^{4} \) Copy content Toggle raw display
$83$ \( (T^{2} - 14112)^{4} \) Copy content Toggle raw display
$89$ \( (T^{2} - 1792)^{4} \) Copy content Toggle raw display
$97$ \( (T - 18)^{8} \) Copy content Toggle raw display
show more
show less