Properties

Label 1710.2.l.b
Level $1710$
Weight $2$
Character orbit 1710.l
Analytic conductor $13.654$
Analytic rank $0$
Dimension $2$
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] = [1710,2,Mod(1261,1710)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1710, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 0, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1710.1261");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1710 = 2 \cdot 3^{2} \cdot 5 \cdot 19 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1710.l (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: \(13.6544187456\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-3}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 190)
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 primitive root of unity \(\zeta_{6}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\zeta_{6} - 1) q^{2} - \zeta_{6} q^{4} + (\zeta_{6} - 1) q^{5} + 2 q^{7} + q^{8} +O(q^{10}) \) Copy content Toggle raw display \( q + (\zeta_{6} - 1) q^{2} - \zeta_{6} q^{4} + (\zeta_{6} - 1) q^{5} + 2 q^{7} + q^{8} - \zeta_{6} q^{10} + 3 q^{11} - 6 \zeta_{6} q^{13} + (2 \zeta_{6} - 2) q^{14} + (\zeta_{6} - 1) q^{16} + ( - 2 \zeta_{6} + 2) q^{17} + (3 \zeta_{6} + 2) q^{19} + q^{20} + (3 \zeta_{6} - 3) q^{22} - 8 \zeta_{6} q^{23} - \zeta_{6} q^{25} + 6 q^{26} - 2 \zeta_{6} q^{28} - 2 \zeta_{6} q^{29} - 8 q^{31} - \zeta_{6} q^{32} + 2 \zeta_{6} q^{34} + (2 \zeta_{6} - 2) q^{35} + 8 q^{37} + (2 \zeta_{6} - 5) q^{38} + (\zeta_{6} - 1) q^{40} + ( - 5 \zeta_{6} + 5) q^{41} - 3 \zeta_{6} q^{44} + 8 q^{46} - 6 \zeta_{6} q^{47} - 3 q^{49} + q^{50} + (6 \zeta_{6} - 6) q^{52} + 6 \zeta_{6} q^{53} + (3 \zeta_{6} - 3) q^{55} + 2 q^{56} + 2 q^{58} + ( - 5 \zeta_{6} + 5) q^{59} - 14 \zeta_{6} q^{61} + ( - 8 \zeta_{6} + 8) q^{62} + q^{64} + 6 q^{65} + 5 \zeta_{6} q^{67} - 2 q^{68} - 2 \zeta_{6} q^{70} + (6 \zeta_{6} - 6) q^{71} + ( - 9 \zeta_{6} + 9) q^{73} + (8 \zeta_{6} - 8) q^{74} + ( - 5 \zeta_{6} + 3) q^{76} + 6 q^{77} + (8 \zeta_{6} - 8) q^{79} - \zeta_{6} q^{80} + 5 \zeta_{6} q^{82} + 11 q^{83} + 2 \zeta_{6} q^{85} + 3 q^{88} + 14 \zeta_{6} q^{89} - 12 \zeta_{6} q^{91} + (8 \zeta_{6} - 8) q^{92} + 6 q^{94} + (2 \zeta_{6} - 5) q^{95} + ( - 15 \zeta_{6} + 15) q^{97} + ( - 3 \zeta_{6} + 3) q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q - q^{2} - q^{4} - q^{5} + 4 q^{7} + 2 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 2 q - q^{2} - q^{4} - q^{5} + 4 q^{7} + 2 q^{8} - q^{10} + 6 q^{11} - 6 q^{13} - 2 q^{14} - q^{16} + 2 q^{17} + 7 q^{19} + 2 q^{20} - 3 q^{22} - 8 q^{23} - q^{25} + 12 q^{26} - 2 q^{28} - 2 q^{29} - 16 q^{31} - q^{32} + 2 q^{34} - 2 q^{35} + 16 q^{37} - 8 q^{38} - q^{40} + 5 q^{41} - 3 q^{44} + 16 q^{46} - 6 q^{47} - 6 q^{49} + 2 q^{50} - 6 q^{52} + 6 q^{53} - 3 q^{55} + 4 q^{56} + 4 q^{58} + 5 q^{59} - 14 q^{61} + 8 q^{62} + 2 q^{64} + 12 q^{65} + 5 q^{67} - 4 q^{68} - 2 q^{70} - 6 q^{71} + 9 q^{73} - 8 q^{74} + q^{76} + 12 q^{77} - 8 q^{79} - q^{80} + 5 q^{82} + 22 q^{83} + 2 q^{85} + 6 q^{88} + 14 q^{89} - 12 q^{91} - 8 q^{92} + 12 q^{94} - 8 q^{95} + 15 q^{97} + 3 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1710\mathbb{Z}\right)^\times\).

\(n\) \(191\) \(1027\) \(1351\)
\(\chi(n)\) \(1\) \(1\) \(-\zeta_{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1261.1
0.500000 0.866025i
0.500000 + 0.866025i
−0.500000 0.866025i 0 −0.500000 + 0.866025i −0.500000 0.866025i 0 2.00000 1.00000 0 −0.500000 + 0.866025i
1531.1 −0.500000 + 0.866025i 0 −0.500000 0.866025i −0.500000 + 0.866025i 0 2.00000 1.00000 0 −0.500000 0.866025i
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
19.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1710.2.l.b 2
3.b odd 2 1 190.2.e.b 2
12.b even 2 1 1520.2.q.e 2
15.d odd 2 1 950.2.e.a 2
15.e even 4 2 950.2.j.a 4
19.c even 3 1 inner 1710.2.l.b 2
57.f even 6 1 3610.2.a.i 1
57.h odd 6 1 190.2.e.b 2
57.h odd 6 1 3610.2.a.a 1
228.m even 6 1 1520.2.q.e 2
285.n odd 6 1 950.2.e.a 2
285.v even 12 2 950.2.j.a 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
190.2.e.b 2 3.b odd 2 1
190.2.e.b 2 57.h odd 6 1
950.2.e.a 2 15.d odd 2 1
950.2.e.a 2 285.n odd 6 1
950.2.j.a 4 15.e even 4 2
950.2.j.a 4 285.v even 12 2
1520.2.q.e 2 12.b even 2 1
1520.2.q.e 2 228.m even 6 1
1710.2.l.b 2 1.a even 1 1 trivial
1710.2.l.b 2 19.c even 3 1 inner
3610.2.a.a 1 57.h odd 6 1
3610.2.a.i 1 57.f even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1710, [\chi])\):

\( T_{7} - 2 \) Copy content Toggle raw display
\( T_{11} - 3 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} + T + 1 \) Copy content Toggle raw display
$3$ \( T^{2} \) Copy content Toggle raw display
$5$ \( T^{2} + T + 1 \) Copy content Toggle raw display
$7$ \( (T - 2)^{2} \) Copy content Toggle raw display
$11$ \( (T - 3)^{2} \) Copy content Toggle raw display
$13$ \( T^{2} + 6T + 36 \) Copy content Toggle raw display
$17$ \( T^{2} - 2T + 4 \) Copy content Toggle raw display
$19$ \( T^{2} - 7T + 19 \) Copy content Toggle raw display
$23$ \( T^{2} + 8T + 64 \) Copy content Toggle raw display
$29$ \( T^{2} + 2T + 4 \) Copy content Toggle raw display
$31$ \( (T + 8)^{2} \) Copy content Toggle raw display
$37$ \( (T - 8)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} - 5T + 25 \) Copy content Toggle raw display
$43$ \( T^{2} \) Copy content Toggle raw display
$47$ \( T^{2} + 6T + 36 \) Copy content Toggle raw display
$53$ \( T^{2} - 6T + 36 \) Copy content Toggle raw display
$59$ \( T^{2} - 5T + 25 \) Copy content Toggle raw display
$61$ \( T^{2} + 14T + 196 \) Copy content Toggle raw display
$67$ \( T^{2} - 5T + 25 \) Copy content Toggle raw display
$71$ \( T^{2} + 6T + 36 \) Copy content Toggle raw display
$73$ \( T^{2} - 9T + 81 \) Copy content Toggle raw display
$79$ \( T^{2} + 8T + 64 \) Copy content Toggle raw display
$83$ \( (T - 11)^{2} \) Copy content Toggle raw display
$89$ \( T^{2} - 14T + 196 \) Copy content Toggle raw display
$97$ \( T^{2} - 15T + 225 \) Copy content Toggle raw display
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