Properties

Label 1260.4.k.e
Level $1260$
Weight $4$
Character orbit 1260.k
Analytic conductor $74.342$
Analytic rank $0$
Dimension $6$
Inner twists $2$

Related objects

Downloads

Learn more

Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [1260,4,Mod(1009,1260)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("1260.1009"); S:= CuspForms(chi, 4); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1260, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 1, 0])) N = Newforms(chi, 4, names="a")
 
Level: \( N \) \(=\) \( 1260 = 2^{2} \cdot 3^{2} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1260.k (of order \(2\), degree \(1\), minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [6,0,0,0,-2] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(5)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(74.3424066072\)
Analytic rank: \(0\)
Dimension: \(6\)
Coefficient field: 6.0.1172925504.2
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} + 25x^{4} + 174x^{2} + 225 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{6} \)
Twist minimal: no (minimal twist has level 420)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content gp:mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_{3} - 3 \beta_1) q^{5} - 7 \beta_1 q^{7} + (\beta_{5} + \beta_{4} - \beta_{3} + \cdots + 18) q^{11} + ( - 2 \beta_{5} + 2 \beta_{4} + \cdots + 16 \beta_1) q^{13} + (\beta_{5} - \beta_{4} + \cdots - 18 \beta_1) q^{17}+ \cdots + ( - 64 \beta_{5} + 64 \beta_{4} + \cdots - 360 \beta_1) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q - 2 q^{5} + 108 q^{11} - 228 q^{19} + 222 q^{25} - 260 q^{29} - 60 q^{31} - 140 q^{35} + 12 q^{41} - 294 q^{49} - 1140 q^{55} - 1232 q^{59} - 276 q^{61} + 152 q^{65} + 948 q^{71} + 1224 q^{79} - 1296 q^{85}+ \cdots + 1580 q^{95}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} + 25x^{4} + 174x^{2} + 225 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( -\nu^{5} - 10\nu^{3} + 21\nu ) / 45 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{5} - 30\nu^{4} + 10\nu^{3} - 480\nu^{2} + 69\nu - 1215 ) / 45 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{5} + 30\nu^{4} + 10\nu^{3} + 480\nu^{2} + 69\nu + 1215 ) / 45 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 13\nu^{5} - 30\nu^{4} + 220\nu^{3} - 390\nu^{2} + 717\nu - 495 ) / 45 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -13\nu^{5} - 30\nu^{4} - 220\nu^{3} - 390\nu^{2} - 717\nu - 495 ) / 45 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{3} + \beta_{2} + 2\beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{5} + \beta_{4} + \beta_{3} - \beta_{2} - 32 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -\beta_{5} + \beta_{4} - 11\beta_{3} - 11\beta_{2} + 4\beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( -16\beta_{5} - 16\beta_{4} - 13\beta_{3} + 13\beta_{2} + 350 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 10\beta_{5} - 10\beta_{4} + 131\beta_{3} + 131\beta_{2} - 178\beta_1 ) / 4 \) 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.

Copy content comment:embeddings in the coefficient field
 
Copy content gp:mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1009.1
3.26757i
3.26757i
3.55784i
3.55784i
1.29027i
1.29027i
0 0 0 −10.8891 2.53513i 0 7.00000i 0 0 0
1009.2 0 0 0 −10.8891 + 2.53513i 0 7.00000i 0 0 0
1009.3 0 0 0 −1.20074 11.1157i 0 7.00000i 0 0 0
1009.4 0 0 0 −1.20074 + 11.1157i 0 7.00000i 0 0 0
1009.5 0 0 0 11.0899 1.41946i 0 7.00000i 0 0 0
1009.6 0 0 0 11.0899 + 1.41946i 0 7.00000i 0 0 0
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 1009.6
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1260.4.k.e 6
3.b odd 2 1 420.4.k.b 6
5.b even 2 1 inner 1260.4.k.e 6
15.d odd 2 1 420.4.k.b 6
15.e even 4 1 2100.4.a.x 3
15.e even 4 1 2100.4.a.y 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
420.4.k.b 6 3.b odd 2 1
420.4.k.b 6 15.d odd 2 1
1260.4.k.e 6 1.a even 1 1 trivial
1260.4.k.e 6 5.b even 2 1 inner
2100.4.a.x 3 15.e even 4 1
2100.4.a.y 3 15.e even 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{11}^{3} - 54T_{11}^{2} + 156T_{11} + 216 \) acting on \(S_{4}^{\mathrm{new}}(1260, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( T^{6} \) Copy content Toggle raw display
$5$ \( T^{6} + 2 T^{5} + \cdots + 1953125 \) Copy content Toggle raw display
$7$ \( (T^{2} + 49)^{3} \) Copy content Toggle raw display
$11$ \( (T^{3} - 54 T^{2} + \cdots + 216)^{2} \) Copy content Toggle raw display
$13$ \( T^{6} + 4332 T^{4} + \cdots + 27793984 \) Copy content Toggle raw display
$17$ \( T^{6} + \cdots + 1778814976 \) Copy content Toggle raw display
$19$ \( (T^{3} + 114 T^{2} + \cdots - 72776)^{2} \) Copy content Toggle raw display
$23$ \( T^{6} + \cdots + 618575958016 \) Copy content Toggle raw display
$29$ \( (T^{3} + 130 T^{2} + \cdots + 1445048)^{2} \) Copy content Toggle raw display
$31$ \( (T^{3} + 30 T^{2} + \cdots - 46456)^{2} \) Copy content Toggle raw display
$37$ \( T^{6} + \cdots + 53824000000 \) Copy content Toggle raw display
$41$ \( (T^{3} - 6 T^{2} + \cdots - 3614760)^{2} \) Copy content Toggle raw display
$43$ \( T^{6} + \cdots + 11535641645056 \) Copy content Toggle raw display
$47$ \( T^{6} + \cdots + 122511249510400 \) Copy content Toggle raw display
$53$ \( T^{6} + \cdots + 10\!\cdots\!00 \) Copy content Toggle raw display
$59$ \( (T^{3} + 616 T^{2} + \cdots - 144570880)^{2} \) Copy content Toggle raw display
$61$ \( (T^{3} + 138 T^{2} + \cdots - 118281960)^{2} \) Copy content Toggle raw display
$67$ \( T^{6} + \cdots + 10\!\cdots\!24 \) Copy content Toggle raw display
$71$ \( (T^{3} - 474 T^{2} + \cdots + 105294600)^{2} \) Copy content Toggle raw display
$73$ \( T^{6} + \cdots + 24\!\cdots\!00 \) Copy content Toggle raw display
$79$ \( (T^{3} - 612 T^{2} + \cdots - 7192000)^{2} \) Copy content Toggle raw display
$83$ \( T^{6} + \cdots + 18\!\cdots\!44 \) Copy content Toggle raw display
$89$ \( (T^{3} + 2026 T^{2} + \cdots + 279061976)^{2} \) Copy content Toggle raw display
$97$ \( T^{6} + \cdots + 11\!\cdots\!00 \) Copy content Toggle raw display
show more
show less