Properties

Label 1260.4.s.f
Level $1260$
Weight $4$
Character orbit 1260.s
Analytic conductor $74.342$
Analytic rank $0$
Dimension $4$
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] = [1260,4,Mod(361,1260)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1260, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 4]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1260.361");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1260 = 2^{2} \cdot 3^{2} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1260.s (of order \(3\), degree \(2\), 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: \(74.3424066072\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{3})\)
Coefficient field: \(\Q(\sqrt{-3}, \sqrt{46})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} + 46x^{2} + 2116 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 140)
Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

$q$-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 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.

\(f(q)\) \(=\) \( q - 5 \beta_{2} q^{5} + ( - 2 \beta_{3} + 5 \beta_{2} + \cdots + 1) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q - 5 \beta_{2} q^{5} + ( - 2 \beta_{3} + 5 \beta_{2} + \cdots + 1) q^{7}+ \cdots + (60 \beta_{3} + 710) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 10 q^{5} - 6 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 10 q^{5} - 6 q^{7} + 20 q^{11} + 216 q^{13} + 180 q^{17} + 64 q^{19} + 22 q^{23} - 50 q^{25} - 956 q^{29} + 540 q^{31} + 60 q^{35} + 176 q^{37} - 92 q^{41} - 508 q^{43} + 508 q^{47} + 946 q^{49} - 344 q^{53} + 200 q^{55} + 184 q^{59} + 94 q^{61} + 540 q^{65} - 710 q^{67} - 2736 q^{71} + 76 q^{73} + 4 q^{77} - 24 q^{79} + 284 q^{83} + 1800 q^{85} + 602 q^{89} + 596 q^{91} - 320 q^{95} + 2840 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} + 46x^{2} + 2116 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{2} ) / 46 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{3} ) / 46 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 46\beta_{2} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 46\beta_{3} \) Copy content Toggle raw display

Character values

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

\(n\) \(281\) \(631\) \(757\) \(1081\)
\(\chi(n)\) \(1\) \(1\) \(1\) \(\beta_{2}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
361.1
−3.39116 + 5.87367i
3.39116 5.87367i
−3.39116 5.87367i
3.39116 + 5.87367i
0 0 0 2.50000 + 4.33013i 0 −18.4558 + 1.54354i 0 0 0
361.2 0 0 0 2.50000 + 4.33013i 0 15.4558 10.2038i 0 0 0
541.1 0 0 0 2.50000 4.33013i 0 −18.4558 1.54354i 0 0 0
541.2 0 0 0 2.50000 4.33013i 0 15.4558 + 10.2038i 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
7.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1260.4.s.f 4
3.b odd 2 1 140.4.i.e 4
7.c even 3 1 inner 1260.4.s.f 4
12.b even 2 1 560.4.q.h 4
15.d odd 2 1 700.4.i.e 4
15.e even 4 2 700.4.r.g 8
21.c even 2 1 980.4.i.s 4
21.g even 6 1 980.4.a.t 2
21.g even 6 1 980.4.i.s 4
21.h odd 6 1 140.4.i.e 4
21.h odd 6 1 980.4.a.o 2
84.n even 6 1 560.4.q.h 4
105.o odd 6 1 700.4.i.e 4
105.x even 12 2 700.4.r.g 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
140.4.i.e 4 3.b odd 2 1
140.4.i.e 4 21.h odd 6 1
560.4.q.h 4 12.b even 2 1
560.4.q.h 4 84.n even 6 1
700.4.i.e 4 15.d odd 2 1
700.4.i.e 4 105.o odd 6 1
700.4.r.g 8 15.e even 4 2
700.4.r.g 8 105.x even 12 2
980.4.a.o 2 21.h odd 6 1
980.4.a.t 2 21.g even 6 1
980.4.i.s 4 21.c even 2 1
980.4.i.s 4 21.g even 6 1
1260.4.s.f 4 1.a even 1 1 trivial
1260.4.s.f 4 7.c even 3 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{11}^{4} - 20T_{11}^{3} + 484T_{11}^{2} + 1680T_{11} + 7056 \) acting on \(S_{4}^{\mathrm{new}}(1260, [\chi])\). 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
$5$ \( (T^{2} - 5 T + 25)^{2} \) Copy content Toggle raw display
$7$ \( T^{4} + 6 T^{3} + \cdots + 117649 \) Copy content Toggle raw display
$11$ \( T^{4} - 20 T^{3} + \cdots + 7056 \) Copy content Toggle raw display
$13$ \( (T^{2} - 108 T + 2732)^{2} \) Copy content Toggle raw display
$17$ \( T^{4} - 180 T^{3} + \cdots + 41525136 \) Copy content Toggle raw display
$19$ \( T^{4} - 64 T^{3} + \cdots + 705600 \) Copy content Toggle raw display
$23$ \( T^{4} - 22 T^{3} + \cdots + 173527929 \) Copy content Toggle raw display
$29$ \( (T^{2} + 478 T + 54177)^{2} \) Copy content Toggle raw display
$31$ \( T^{4} + \cdots + 4893841936 \) Copy content Toggle raw display
$37$ \( T^{4} - 176 T^{3} + \cdots + 351637504 \) Copy content Toggle raw display
$41$ \( (T^{2} + 46 T - 154215)^{2} \) Copy content Toggle raw display
$43$ \( (T^{2} + 254 T + 5779)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} - 508 T^{3} + \cdots + 809516304 \) Copy content Toggle raw display
$53$ \( T^{4} + \cdots + 4590333504 \) Copy content Toggle raw display
$59$ \( T^{4} + \cdots + 1999162944 \) Copy content Toggle raw display
$61$ \( T^{4} + \cdots + 264861534609 \) Copy content Toggle raw display
$67$ \( T^{4} + \cdots + 2037709881 \) Copy content Toggle raw display
$71$ \( (T^{2} + 1368 T + 333720)^{2} \) Copy content Toggle raw display
$73$ \( T^{4} + \cdots + 308198184336 \) Copy content Toggle raw display
$79$ \( T^{4} + \cdots + 115648965184 \) Copy content Toggle raw display
$83$ \( (T^{2} - 142 T - 808653)^{2} \) Copy content Toggle raw display
$89$ \( T^{4} + \cdots + 30658259025 \) Copy content Toggle raw display
$97$ \( (T^{2} - 1420 T + 338500)^{2} \) Copy content Toggle raw display
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