Properties

Label 1260.3.p.c
Level $1260$
Weight $3$
Character orbit 1260.p
Analytic conductor $34.333$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1260,3,Mod(1189,1260)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1260, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 1, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1260.1189");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1260 = 2^{2} \cdot 3^{2} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 1260.p (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: \(34.3325133094\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(\sqrt{2}, \sqrt{-41})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} + 40x^{2} + 441 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 140)
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 \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \beta_{2} + \beta_1) q^{5} + (\beta_{3} + 2 \beta_{2}) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_{2} + \beta_1) q^{5} + (\beta_{3} + 2 \beta_{2}) q^{7} + 2 q^{11} + 11 \beta_{2} q^{13} - 10 \beta_{2} q^{17} + ( - \beta_{2} - 2 \beta_1) q^{19} + 4 \beta_{3} q^{23} + (3 \beta_{3} - 16) q^{25} - 14 q^{29} + (4 \beta_{2} + 8 \beta_1) q^{31} + ( - 2 \beta_{3} + 22 \beta_{2} + \cdots - 6) q^{35}+ \cdots + 114 \beta_{2} q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 8 q^{11} - 64 q^{25} - 56 q^{29} - 24 q^{35} - 132 q^{49} - 132 q^{65} + 320 q^{71} - 48 q^{79} + 120 q^{85} + 176 q^{91} + 164 q^{95}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} + 40x^{2} + 441 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{3} + 19\nu ) / 21 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{2} + 20 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{3} - 20 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 21\beta_{2} - 19\beta_1 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1260\mathbb{Z}\right)^\times\).

\(n\) \(281\) \(631\) \(757\) \(1081\)
\(\chi(n)\) \(1\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1189.1
−0.707107 4.52769i
−0.707107 + 4.52769i
0.707107 4.52769i
0.707107 + 4.52769i
0 0 0 −2.12132 4.52769i 0 2.82843 + 6.40312i 0 0 0
1189.2 0 0 0 −2.12132 + 4.52769i 0 2.82843 6.40312i 0 0 0
1189.3 0 0 0 2.12132 4.52769i 0 −2.82843 6.40312i 0 0 0
1189.4 0 0 0 2.12132 + 4.52769i 0 −2.82843 + 6.40312i 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
5.b even 2 1 inner
7.b odd 2 1 inner
35.c odd 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1260.3.p.c 4
3.b odd 2 1 140.3.h.c 4
5.b even 2 1 inner 1260.3.p.c 4
7.b odd 2 1 inner 1260.3.p.c 4
12.b even 2 1 560.3.p.e 4
15.d odd 2 1 140.3.h.c 4
15.e even 4 2 700.3.d.c 4
21.c even 2 1 140.3.h.c 4
21.g even 6 2 980.3.n.c 8
21.h odd 6 2 980.3.n.c 8
35.c odd 2 1 inner 1260.3.p.c 4
60.h even 2 1 560.3.p.e 4
84.h odd 2 1 560.3.p.e 4
105.g even 2 1 140.3.h.c 4
105.k odd 4 2 700.3.d.c 4
105.o odd 6 2 980.3.n.c 8
105.p even 6 2 980.3.n.c 8
420.o odd 2 1 560.3.p.e 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
140.3.h.c 4 3.b odd 2 1
140.3.h.c 4 15.d odd 2 1
140.3.h.c 4 21.c even 2 1
140.3.h.c 4 105.g even 2 1
560.3.p.e 4 12.b even 2 1
560.3.p.e 4 60.h even 2 1
560.3.p.e 4 84.h odd 2 1
560.3.p.e 4 420.o odd 2 1
700.3.d.c 4 15.e even 4 2
700.3.d.c 4 105.k odd 4 2
980.3.n.c 8 21.g even 6 2
980.3.n.c 8 21.h odd 6 2
980.3.n.c 8 105.o odd 6 2
980.3.n.c 8 105.p even 6 2
1260.3.p.c 4 1.a even 1 1 trivial
1260.3.p.c 4 5.b even 2 1 inner
1260.3.p.c 4 7.b odd 2 1 inner
1260.3.p.c 4 35.c odd 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(1260, [\chi])\):

\( T_{11} - 2 \) Copy content Toggle raw display
\( T_{13}^{2} - 242 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( T^{4} \) Copy content Toggle raw display
$5$ \( T^{4} + 32T^{2} + 625 \) Copy content Toggle raw display
$7$ \( T^{4} + 66T^{2} + 2401 \) Copy content Toggle raw display
$11$ \( (T - 2)^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} - 242)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} - 200)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} + 82)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} + 656)^{2} \) Copy content Toggle raw display
$29$ \( (T + 14)^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} + 1312)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} + 164)^{2} \) Copy content Toggle raw display
$41$ \( (T^{2} + 328)^{2} \) Copy content Toggle raw display
$43$ \( (T^{2} + 4100)^{2} \) Copy content Toggle raw display
$47$ \( (T^{2} - 3528)^{2} \) Copy content Toggle raw display
$53$ \( (T^{2} + 4100)^{2} \) Copy content Toggle raw display
$59$ \( (T^{2} + 9922)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + 6642)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} + 4100)^{2} \) Copy content Toggle raw display
$71$ \( (T - 80)^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} - 14112)^{2} \) Copy content Toggle raw display
$79$ \( (T + 12)^{4} \) Copy content Toggle raw display
$83$ \( (T^{2} - 98)^{2} \) Copy content Toggle raw display
$89$ \( (T^{2} + 16072)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} - 25992)^{2} \) Copy content Toggle raw display
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