Properties

Label 735.2.s.j
Level $735$
Weight $2$
Character orbit 735.s
Analytic conductor $5.869$
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] = [735,2,Mod(521,735)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(735, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 0, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("735.521");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 735 = 3 \cdot 5 \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 735.s (of order \(6\), degree \(2\), not 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: \(5.86900454856\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\Q(\sqrt{-3}, \sqrt{-11})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - x^{3} - 2x^{2} - 3x + 9 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 105)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-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.

\(f(q)\) \(=\) \( q + ( - \beta_1 + 1) q^{2} + \beta_1 q^{3} + (\beta_{3} + \beta_{2} - 2 \beta_1 + 1) q^{4} + (\beta_{2} - 1) q^{5} + ( - \beta_{3} - 3 \beta_{2} + \beta_1) q^{6} + (\beta_{3} + 5 \beta_{2} - \beta_1 - 2) q^{8} + (\beta_{3} + 3 \beta_{2}) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_1 + 1) q^{2} + \beta_1 q^{3} + (\beta_{3} + \beta_{2} - 2 \beta_1 + 1) q^{4} + (\beta_{2} - 1) q^{5} + ( - \beta_{3} - 3 \beta_{2} + \beta_1) q^{6} + (\beta_{3} + 5 \beta_{2} - \beta_1 - 2) q^{8} + (\beta_{3} + 3 \beta_{2}) q^{9} + (\beta_{3} + \beta_{2} - 1) q^{10} + (\beta_{3} + 1) q^{11} + ( - 2 \beta_{3} - 6 \beta_{2} + \cdots + 3) q^{12}+ \cdots + (\beta_{3} + 2 \beta_1 + 3) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 3 q^{2} + q^{3} + 3 q^{4} - 2 q^{5} - 4 q^{6} + 5 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 3 q^{2} + q^{3} + 3 q^{4} - 2 q^{5} - 4 q^{6} + 5 q^{9} - 3 q^{10} + 3 q^{11} + 3 q^{12} + q^{15} - 7 q^{16} - 3 q^{17} - 11 q^{18} + 12 q^{19} - 6 q^{20} - 8 q^{22} + 18 q^{23} + 13 q^{24} - 2 q^{25} - 18 q^{26} + 16 q^{27} + 11 q^{30} + 12 q^{31} + 3 q^{32} + 11 q^{33} - 24 q^{36} + 2 q^{37} + 6 q^{38} + 18 q^{39} - 15 q^{40} - 24 q^{41} - 4 q^{43} - 12 q^{44} - 10 q^{45} - 2 q^{46} + 9 q^{47} + 20 q^{48} - 3 q^{51} - 54 q^{52} + 18 q^{53} + 23 q^{54} + 6 q^{57} + 10 q^{58} + 6 q^{59} + 15 q^{60} - 24 q^{61} + 12 q^{62} - 2 q^{64} - 3 q^{65} - 2 q^{66} + 2 q^{67} - 12 q^{68} + 20 q^{69} - 43 q^{72} + 24 q^{73} - 30 q^{74} - 2 q^{75} + 42 q^{78} - q^{79} - 7 q^{80} - 7 q^{81} - 18 q^{82} - 24 q^{83} + 6 q^{85} - 36 q^{86} - 10 q^{87} + 2 q^{88} - 18 q^{89} - 2 q^{90} + 30 q^{94} - 12 q^{95} + 33 q^{96} + 13 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} - x^{3} - 2x^{2} - 3x + 9 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{3} + 2\nu^{2} - 2\nu - 3 ) / 6 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -\nu^{3} + 2\nu + 3 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{3} + 3\beta_{2} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( -2\beta_{3} + 2\beta _1 + 3 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/735\mathbb{Z}\right)^\times\).

\(n\) \(346\) \(442\) \(491\)
\(\chi(n)\) \(1 - \beta_{2}\) \(1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
521.1
1.68614 0.396143i
−1.18614 + 1.26217i
1.68614 + 0.396143i
−1.18614 1.26217i
−0.686141 + 0.396143i 1.68614 0.396143i −0.686141 + 1.18843i −0.500000 0.866025i −1.00000 + 0.939764i 0 2.67181i 2.68614 1.33591i 0.686141 + 0.396143i
521.2 2.18614 1.26217i −1.18614 + 1.26217i 2.18614 3.78651i −0.500000 0.866025i −1.00000 + 4.25639i 0 5.98844i −0.186141 2.99422i −2.18614 1.26217i
656.1 −0.686141 0.396143i 1.68614 + 0.396143i −0.686141 1.18843i −0.500000 + 0.866025i −1.00000 0.939764i 0 2.67181i 2.68614 + 1.33591i 0.686141 0.396143i
656.2 2.18614 + 1.26217i −1.18614 1.26217i 2.18614 + 3.78651i −0.500000 + 0.866025i −1.00000 4.25639i 0 5.98844i −0.186141 + 2.99422i −2.18614 + 1.26217i
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
21.g even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 735.2.s.j 4
3.b odd 2 1 735.2.s.h 4
7.b odd 2 1 735.2.s.i 4
7.c even 3 1 105.2.b.d yes 4
7.c even 3 1 735.2.s.g 4
7.d odd 6 1 105.2.b.c 4
7.d odd 6 1 735.2.s.h 4
21.c even 2 1 735.2.s.g 4
21.g even 6 1 105.2.b.d yes 4
21.g even 6 1 inner 735.2.s.j 4
21.h odd 6 1 105.2.b.c 4
21.h odd 6 1 735.2.s.i 4
28.f even 6 1 1680.2.f.h 4
28.g odd 6 1 1680.2.f.g 4
35.i odd 6 1 525.2.b.g 4
35.j even 6 1 525.2.b.e 4
35.k even 12 2 525.2.g.e 8
35.l odd 12 2 525.2.g.d 8
84.j odd 6 1 1680.2.f.g 4
84.n even 6 1 1680.2.f.h 4
105.o odd 6 1 525.2.b.g 4
105.p even 6 1 525.2.b.e 4
105.w odd 12 2 525.2.g.d 8
105.x even 12 2 525.2.g.e 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
105.2.b.c 4 7.d odd 6 1
105.2.b.c 4 21.h odd 6 1
105.2.b.d yes 4 7.c even 3 1
105.2.b.d yes 4 21.g even 6 1
525.2.b.e 4 35.j even 6 1
525.2.b.e 4 105.p even 6 1
525.2.b.g 4 35.i odd 6 1
525.2.b.g 4 105.o odd 6 1
525.2.g.d 8 35.l odd 12 2
525.2.g.d 8 105.w odd 12 2
525.2.g.e 8 35.k even 12 2
525.2.g.e 8 105.x even 12 2
735.2.s.g 4 7.c even 3 1
735.2.s.g 4 21.c even 2 1
735.2.s.h 4 3.b odd 2 1
735.2.s.h 4 7.d odd 6 1
735.2.s.i 4 7.b odd 2 1
735.2.s.i 4 21.h odd 6 1
735.2.s.j 4 1.a even 1 1 trivial
735.2.s.j 4 21.g even 6 1 inner
1680.2.f.g 4 28.g odd 6 1
1680.2.f.g 4 84.j odd 6 1
1680.2.f.h 4 28.f even 6 1
1680.2.f.h 4 84.n even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(735, [\chi])\):

\( T_{2}^{4} - 3T_{2}^{3} + T_{2}^{2} + 6T_{2} + 4 \) Copy content Toggle raw display
\( T_{13}^{4} + 51T_{13}^{2} + 576 \) Copy content Toggle raw display
\( T_{17}^{4} + 3T_{17}^{3} + 15T_{17}^{2} - 18T_{17} + 36 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} - 3 T^{3} + \cdots + 4 \) Copy content Toggle raw display
$3$ \( T^{4} - T^{3} - 2 T^{2} + \cdots + 9 \) Copy content Toggle raw display
$5$ \( (T^{2} + T + 1)^{2} \) Copy content Toggle raw display
$7$ \( T^{4} \) Copy content Toggle raw display
$11$ \( T^{4} - 3 T^{3} + \cdots + 4 \) Copy content Toggle raw display
$13$ \( T^{4} + 51T^{2} + 576 \) Copy content Toggle raw display
$17$ \( T^{4} + 3 T^{3} + \cdots + 36 \) Copy content Toggle raw display
$19$ \( (T^{2} - 6 T + 12)^{2} \) Copy content Toggle raw display
$23$ \( T^{4} - 18 T^{3} + \cdots + 256 \) Copy content Toggle raw display
$29$ \( T^{4} + 19T^{2} + 16 \) Copy content Toggle raw display
$31$ \( (T^{2} - 6 T + 12)^{2} \) Copy content Toggle raw display
$37$ \( T^{4} - 2 T^{3} + \cdots + 1024 \) Copy content Toggle raw display
$41$ \( (T + 6)^{4} \) Copy content Toggle raw display
$43$ \( (T^{2} + 2 T - 32)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} - 9 T^{3} + \cdots + 144 \) Copy content Toggle raw display
$53$ \( T^{4} - 18 T^{3} + \cdots + 256 \) Copy content Toggle raw display
$59$ \( T^{4} - 6 T^{3} + \cdots + 576 \) Copy content Toggle raw display
$61$ \( (T^{2} + 12 T + 48)^{2} \) Copy content Toggle raw display
$67$ \( T^{4} - 2 T^{3} + \cdots + 1024 \) Copy content Toggle raw display
$71$ \( T^{4} + 184T^{2} + 16 \) Copy content Toggle raw display
$73$ \( (T^{2} - 12 T + 48)^{2} \) Copy content Toggle raw display
$79$ \( T^{4} + T^{3} + \cdots + 64 \) Copy content Toggle raw display
$83$ \( (T^{2} + 12 T - 96)^{2} \) Copy content Toggle raw display
$89$ \( T^{4} + 18 T^{3} + \cdots + 2304 \) Copy content Toggle raw display
$97$ \( T^{4} + 123T^{2} + 144 \) Copy content Toggle raw display
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