Properties

Label 280.6.a.j
Level $280$
Weight $6$
Character orbit 280.a
Self dual yes
Analytic conductor $44.907$
Analytic rank $0$
Dimension $5$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [280,6,Mod(1,280)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(280, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("280.1");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 280 = 2^{3} \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 280.a (trivial)

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: yes
Analytic conductor: \(44.9074695476\)
Analytic rank: \(0\)
Dimension: \(5\)
Coefficient field: \(\mathbb{Q}[x]/(x^{5} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{5} - 1151x^{3} - 5642x^{2} + 193596x + 1258056 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2^{8} \)
Twist minimal: yes
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-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 \(1,\beta_1,\beta_2,\beta_3,\beta_4\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \beta_1 + 3) q^{3} + 25 q^{5} + 49 q^{7} + (\beta_{2} + \beta_1 + 226) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_1 + 3) q^{3} + 25 q^{5} + 49 q^{7} + (\beta_{2} + \beta_1 + 226) q^{9} + ( - \beta_{4} - 8 \beta_1 + 56) q^{11} + (\beta_{4} - \beta_{3} - 6 \beta_1 + 182) q^{13} + ( - 25 \beta_1 + 75) q^{15} + (2 \beta_{3} + 13 \beta_1 + 299) q^{17} + (\beta_{4} + \beta_{3} - 3 \beta_{2} + \cdots - 83) q^{19}+ \cdots + ( - 91 \beta_{4} - 146 \beta_{3} + \cdots + 7805) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 5 q + 15 q^{3} + 125 q^{5} + 245 q^{7} + 1132 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 5 q + 15 q^{3} + 125 q^{5} + 245 q^{7} + 1132 q^{9} + 281 q^{11} + 909 q^{13} + 375 q^{15} + 1495 q^{17} - 422 q^{19} + 735 q^{21} - 62 q^{23} + 3125 q^{25} - 3363 q^{27} - 2047 q^{29} + 1636 q^{31} + 19181 q^{33} + 6125 q^{35} - 10358 q^{37} + 15685 q^{39} + 6424 q^{41} + 28306 q^{43} + 28300 q^{45} + 20955 q^{47} + 12005 q^{49} - 23577 q^{51} + 43748 q^{53} + 7025 q^{55} + 13690 q^{57} + 45788 q^{59} + 50432 q^{61} + 55468 q^{63} + 22725 q^{65} + 40712 q^{67} + 35050 q^{69} - 3096 q^{71} + 135438 q^{73} + 9375 q^{75} + 13769 q^{77} + 13191 q^{79} + 381101 q^{81} + 35108 q^{83} + 37375 q^{85} + 297289 q^{87} + 213772 q^{89} + 44541 q^{91} + 134244 q^{93} - 10550 q^{95} + 10659 q^{97} + 39462 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{5} - 1151x^{3} - 5642x^{2} + 193596x + 1258056 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - 7\nu - 460 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{4} + 6\nu^{3} - 1157\nu^{2} - 7838\nu + 137328 ) / 210 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -\nu^{4} + 15\nu^{3} + 989\nu^{2} - 8122\nu - 131091 ) / 105 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + 7\beta _1 + 460 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 5\beta_{4} + 10\beta_{3} + 8\beta_{2} + 816\beta _1 + 3383 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( -30\beta_{4} + 150\beta_{3} + 1109\beta_{2} + 11041\beta _1 + 374594 \) Copy content Toggle raw display

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
33.3496
14.5231
−7.03843
−13.5022
−27.3320
0 −30.3496 0 25.0000 0 49.0000 0 678.095 0
1.2 0 −11.5231 0 25.0000 0 49.0000 0 −110.219 0
1.3 0 10.0384 0 25.0000 0 49.0000 0 −142.230 0
1.4 0 16.5022 0 25.0000 0 49.0000 0 29.3221 0
1.5 0 30.3320 0 25.0000 0 49.0000 0 677.031 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.5
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(5\) \(-1\)
\(7\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 280.6.a.j 5
4.b odd 2 1 560.6.a.y 5
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
280.6.a.j 5 1.a even 1 1 trivial
560.6.a.y 5 4.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{5} - 15T_{3}^{4} - 1061T_{3}^{3} + 15731T_{3}^{2} + 129072T_{3} - 1757232 \) acting on \(S_{6}^{\mathrm{new}}(\Gamma_0(280))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{5} \) Copy content Toggle raw display
$3$ \( T^{5} - 15 T^{4} + \cdots - 1757232 \) Copy content Toggle raw display
$5$ \( (T - 25)^{5} \) Copy content Toggle raw display
$7$ \( (T - 49)^{5} \) Copy content Toggle raw display
$11$ \( T^{5} + \cdots - 20384754585232 \) Copy content Toggle raw display
$13$ \( T^{5} + \cdots - 9709872570412 \) Copy content Toggle raw display
$17$ \( T^{5} + \cdots - 871869567890580 \) Copy content Toggle raw display
$19$ \( T^{5} + \cdots + 11\!\cdots\!84 \) Copy content Toggle raw display
$23$ \( T^{5} + \cdots + 23\!\cdots\!84 \) Copy content Toggle raw display
$29$ \( T^{5} + \cdots - 44\!\cdots\!04 \) Copy content Toggle raw display
$31$ \( T^{5} + \cdots + 23\!\cdots\!60 \) Copy content Toggle raw display
$37$ \( T^{5} + \cdots + 72\!\cdots\!52 \) Copy content Toggle raw display
$41$ \( T^{5} + \cdots + 12\!\cdots\!96 \) Copy content Toggle raw display
$43$ \( T^{5} + \cdots + 91\!\cdots\!72 \) Copy content Toggle raw display
$47$ \( T^{5} + \cdots + 62\!\cdots\!32 \) Copy content Toggle raw display
$53$ \( T^{5} + \cdots - 20\!\cdots\!48 \) Copy content Toggle raw display
$59$ \( T^{5} + \cdots - 20\!\cdots\!44 \) Copy content Toggle raw display
$61$ \( T^{5} + \cdots + 15\!\cdots\!80 \) Copy content Toggle raw display
$67$ \( T^{5} + \cdots - 83\!\cdots\!84 \) Copy content Toggle raw display
$71$ \( T^{5} + \cdots + 34\!\cdots\!00 \) Copy content Toggle raw display
$73$ \( T^{5} + \cdots - 23\!\cdots\!32 \) Copy content Toggle raw display
$79$ \( T^{5} + \cdots + 78\!\cdots\!16 \) Copy content Toggle raw display
$83$ \( T^{5} + \cdots - 16\!\cdots\!04 \) Copy content Toggle raw display
$89$ \( T^{5} + \cdots + 18\!\cdots\!44 \) Copy content Toggle raw display
$97$ \( T^{5} + \cdots - 96\!\cdots\!88 \) Copy content Toggle raw display
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