Properties

Label 722.2.c.e
Level $722$
Weight $2$
Character orbit 722.c
Analytic conductor $5.765$
Analytic rank $1$
Dimension $2$
CM no
Inner twists $2$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [722,2,Mod(429,722)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(722, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([4]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("722.429");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 722 = 2 \cdot 19^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 722.c (of order \(3\), 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: \(5.76519902594\)
Analytic rank: \(1\)
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 38)
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.

\(f(q)\) \(=\) \( q + ( - \zeta_{6} + 1) q^{2} + (\zeta_{6} - 1) q^{3} - \zeta_{6} q^{4} + \zeta_{6} q^{6} - q^{7} - q^{8} + 2 \zeta_{6} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q + ( - \zeta_{6} + 1) q^{2} + (\zeta_{6} - 1) q^{3} - \zeta_{6} q^{4} + \zeta_{6} q^{6} - q^{7} - q^{8} + 2 \zeta_{6} q^{9} - 6 q^{11} + q^{12} - 5 \zeta_{6} q^{13} + (\zeta_{6} - 1) q^{14} + (\zeta_{6} - 1) q^{16} + (3 \zeta_{6} - 3) q^{17} + 2 q^{18} + ( - \zeta_{6} + 1) q^{21} + (6 \zeta_{6} - 6) q^{22} - 3 \zeta_{6} q^{23} + ( - \zeta_{6} + 1) q^{24} + 5 \zeta_{6} q^{25} - 5 q^{26} - 5 q^{27} + \zeta_{6} q^{28} - 9 \zeta_{6} q^{29} - 4 q^{31} + \zeta_{6} q^{32} + ( - 6 \zeta_{6} + 6) q^{33} + 3 \zeta_{6} q^{34} + ( - 2 \zeta_{6} + 2) q^{36} + 2 q^{37} + 5 q^{39} - \zeta_{6} q^{42} + (8 \zeta_{6} - 8) q^{43} + 6 \zeta_{6} q^{44} - 3 q^{46} - \zeta_{6} q^{48} - 6 q^{49} + 5 q^{50} - 3 \zeta_{6} q^{51} + (5 \zeta_{6} - 5) q^{52} + 3 \zeta_{6} q^{53} + (5 \zeta_{6} - 5) q^{54} + q^{56} - 9 q^{58} + (9 \zeta_{6} - 9) q^{59} + 10 \zeta_{6} q^{61} + (4 \zeta_{6} - 4) q^{62} - 2 \zeta_{6} q^{63} + q^{64} - 6 \zeta_{6} q^{66} - 5 \zeta_{6} q^{67} + 3 q^{68} + 3 q^{69} + ( - 6 \zeta_{6} + 6) q^{71} - 2 \zeta_{6} q^{72} + ( - 7 \zeta_{6} + 7) q^{73} + ( - 2 \zeta_{6} + 2) q^{74} - 5 q^{75} + 6 q^{77} + ( - 5 \zeta_{6} + 5) q^{78} + ( - 10 \zeta_{6} + 10) q^{79} + (\zeta_{6} - 1) q^{81} - 6 q^{83} - q^{84} + 8 \zeta_{6} q^{86} + 9 q^{87} + 6 q^{88} + 12 \zeta_{6} q^{89} + 5 \zeta_{6} q^{91} + (3 \zeta_{6} - 3) q^{92} + ( - 4 \zeta_{6} + 4) q^{93} - q^{96} + ( - 10 \zeta_{6} + 10) q^{97} + (6 \zeta_{6} - 6) q^{98} - 12 \zeta_{6} q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + q^{2} - q^{3} - q^{4} + q^{6} - 2 q^{7} - 2 q^{8} + 2 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + q^{2} - q^{3} - q^{4} + q^{6} - 2 q^{7} - 2 q^{8} + 2 q^{9} - 12 q^{11} + 2 q^{12} - 5 q^{13} - q^{14} - q^{16} - 3 q^{17} + 4 q^{18} + q^{21} - 6 q^{22} - 3 q^{23} + q^{24} + 5 q^{25} - 10 q^{26} - 10 q^{27} + q^{28} - 9 q^{29} - 8 q^{31} + q^{32} + 6 q^{33} + 3 q^{34} + 2 q^{36} + 4 q^{37} + 10 q^{39} - q^{42} - 8 q^{43} + 6 q^{44} - 6 q^{46} - q^{48} - 12 q^{49} + 10 q^{50} - 3 q^{51} - 5 q^{52} + 3 q^{53} - 5 q^{54} + 2 q^{56} - 18 q^{58} - 9 q^{59} + 10 q^{61} - 4 q^{62} - 2 q^{63} + 2 q^{64} - 6 q^{66} - 5 q^{67} + 6 q^{68} + 6 q^{69} + 6 q^{71} - 2 q^{72} + 7 q^{73} + 2 q^{74} - 10 q^{75} + 12 q^{77} + 5 q^{78} + 10 q^{79} - q^{81} - 12 q^{83} - 2 q^{84} + 8 q^{86} + 18 q^{87} + 12 q^{88} + 12 q^{89} + 5 q^{91} - 3 q^{92} + 4 q^{93} - 2 q^{96} + 10 q^{97} - 6 q^{98} - 12 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/722\mathbb{Z}\right)^\times\).

\(n\) \(363\)
\(\chi(n)\) \(-\zeta_{6}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
429.1
0.500000 + 0.866025i
0.500000 0.866025i
0.500000 0.866025i −0.500000 + 0.866025i −0.500000 0.866025i 0 0.500000 + 0.866025i −1.00000 −1.00000 1.00000 + 1.73205i 0
653.1 0.500000 + 0.866025i −0.500000 0.866025i −0.500000 + 0.866025i 0 0.500000 0.866025i −1.00000 −1.00000 1.00000 1.73205i 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
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 722.2.c.e 2
19.b odd 2 1 722.2.c.c 2
19.c even 3 1 38.2.a.a 1
19.c even 3 1 inner 722.2.c.e 2
19.d odd 6 1 722.2.a.e 1
19.d odd 6 1 722.2.c.c 2
19.e even 9 6 722.2.e.f 6
19.f odd 18 6 722.2.e.e 6
57.f even 6 1 6498.2.a.f 1
57.h odd 6 1 342.2.a.e 1
76.f even 6 1 5776.2.a.m 1
76.g odd 6 1 304.2.a.c 1
95.i even 6 1 950.2.a.d 1
95.m odd 12 2 950.2.b.b 2
133.m odd 6 1 1862.2.a.b 1
152.k odd 6 1 1216.2.a.m 1
152.p even 6 1 1216.2.a.e 1
209.h odd 6 1 4598.2.a.p 1
228.m even 6 1 2736.2.a.n 1
247.q even 6 1 6422.2.a.h 1
285.n odd 6 1 8550.2.a.m 1
380.p odd 6 1 7600.2.a.n 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
38.2.a.a 1 19.c even 3 1
304.2.a.c 1 76.g odd 6 1
342.2.a.e 1 57.h odd 6 1
722.2.a.e 1 19.d odd 6 1
722.2.c.c 2 19.b odd 2 1
722.2.c.c 2 19.d odd 6 1
722.2.c.e 2 1.a even 1 1 trivial
722.2.c.e 2 19.c even 3 1 inner
722.2.e.e 6 19.f odd 18 6
722.2.e.f 6 19.e even 9 6
950.2.a.d 1 95.i even 6 1
950.2.b.b 2 95.m odd 12 2
1216.2.a.e 1 152.p even 6 1
1216.2.a.m 1 152.k odd 6 1
1862.2.a.b 1 133.m odd 6 1
2736.2.a.n 1 228.m even 6 1
4598.2.a.p 1 209.h odd 6 1
5776.2.a.m 1 76.f even 6 1
6422.2.a.h 1 247.q even 6 1
6498.2.a.f 1 57.f even 6 1
7600.2.a.n 1 380.p odd 6 1
8550.2.a.m 1 285.n odd 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(722, [\chi])\):

\( T_{3}^{2} + T_{3} + 1 \) Copy content Toggle raw display
\( T_{5} \) Copy content Toggle raw display
\( T_{7} + 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} - T + 1 \) Copy content Toggle raw display
$3$ \( T^{2} + T + 1 \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( (T + 1)^{2} \) Copy content Toggle raw display
$11$ \( (T + 6)^{2} \) Copy content Toggle raw display
$13$ \( T^{2} + 5T + 25 \) Copy content Toggle raw display
$17$ \( T^{2} + 3T + 9 \) Copy content Toggle raw display
$19$ \( T^{2} \) Copy content Toggle raw display
$23$ \( T^{2} + 3T + 9 \) Copy content Toggle raw display
$29$ \( T^{2} + 9T + 81 \) Copy content Toggle raw display
$31$ \( (T + 4)^{2} \) Copy content Toggle raw display
$37$ \( (T - 2)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} \) Copy content Toggle raw display
$43$ \( T^{2} + 8T + 64 \) Copy content Toggle raw display
$47$ \( T^{2} \) Copy content Toggle raw display
$53$ \( T^{2} - 3T + 9 \) Copy content Toggle raw display
$59$ \( T^{2} + 9T + 81 \) Copy content Toggle raw display
$61$ \( T^{2} - 10T + 100 \) 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
$73$ \( T^{2} - 7T + 49 \) Copy content Toggle raw display
$79$ \( T^{2} - 10T + 100 \) Copy content Toggle raw display
$83$ \( (T + 6)^{2} \) Copy content Toggle raw display
$89$ \( T^{2} - 12T + 144 \) Copy content Toggle raw display
$97$ \( T^{2} - 10T + 100 \) Copy content Toggle raw display
show more
show less