Properties

Label 7220.31
Modulus $7220$
Conductor $1444$
Order $114$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7220, base_ring=CyclotomicField(114))
 
M = H._module
 
chi = DirichletCharacter(H, M([57,0,101]))
 
pari: [g,chi] = znchar(Mod(31,7220))
 

Basic properties

Modulus: \(7220\)
Conductor: \(1444\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(114\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1444}(31,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7220.cd

\(\chi_{7220}(31,\cdot)\) \(\chi_{7220}(331,\cdot)\) \(\chi_{7220}(411,\cdot)\) \(\chi_{7220}(711,\cdot)\) \(\chi_{7220}(1091,\cdot)\) \(\chi_{7220}(1171,\cdot)\) \(\chi_{7220}(1471,\cdot)\) \(\chi_{7220}(1551,\cdot)\) \(\chi_{7220}(1851,\cdot)\) \(\chi_{7220}(1931,\cdot)\) \(\chi_{7220}(2231,\cdot)\) \(\chi_{7220}(2311,\cdot)\) \(\chi_{7220}(2611,\cdot)\) \(\chi_{7220}(2691,\cdot)\) \(\chi_{7220}(2991,\cdot)\) \(\chi_{7220}(3071,\cdot)\) \(\chi_{7220}(3371,\cdot)\) \(\chi_{7220}(3451,\cdot)\) \(\chi_{7220}(3751,\cdot)\) \(\chi_{7220}(3831,\cdot)\) \(\chi_{7220}(4131,\cdot)\) \(\chi_{7220}(4211,\cdot)\) \(\chi_{7220}(4511,\cdot)\) \(\chi_{7220}(4591,\cdot)\) \(\chi_{7220}(4891,\cdot)\) \(\chi_{7220}(4971,\cdot)\) \(\chi_{7220}(5271,\cdot)\) \(\chi_{7220}(5351,\cdot)\) \(\chi_{7220}(5651,\cdot)\) \(\chi_{7220}(5731,\cdot)\) ...

sage: chi.galois_orbit()
 
order = charorder(g,chi)
 
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Related number fields

Field of values: $\Q(\zeta_{57})$
Fixed field: Number field defined by a degree 114 polynomial (not computed)

Values on generators

\((3611,5777,6861)\) → \((-1,1,e\left(\frac{101}{114}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(21\)\(23\)\(27\)\(29\)
\( \chi_{ 7220 }(31, a) \) \(1\)\(1\)\(e\left(\frac{37}{57}\right)\)\(e\left(\frac{15}{38}\right)\)\(e\left(\frac{17}{57}\right)\)\(e\left(\frac{33}{38}\right)\)\(e\left(\frac{55}{114}\right)\)\(e\left(\frac{13}{57}\right)\)\(e\left(\frac{5}{114}\right)\)\(e\left(\frac{97}{114}\right)\)\(e\left(\frac{18}{19}\right)\)\(e\left(\frac{7}{114}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7220 }(31,a) \;\) at \(\;a = \) e.g. 2