Properties

Label 18785.109
Modulus $18785$
Conductor $18785$
Order $272$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(18785, base_ring=CyclotomicField(272))
 
M = H._module
 
chi = DirichletCharacter(H, M([136,204,203]))
 
pari: [g,chi] = znchar(Mod(109,18785))
 

Basic properties

Modulus: \(18785\)
Conductor: \(18785\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(272\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 18785.jb

\(\chi_{18785}(44,\cdot)\) \(\chi_{18785}(99,\cdot)\) \(\chi_{18785}(109,\cdot)\) \(\chi_{18785}(294,\cdot)\) \(\chi_{18785}(499,\cdot)\) \(\chi_{18785}(759,\cdot)\) \(\chi_{18785}(879,\cdot)\) \(\chi_{18785}(1074,\cdot)\) \(\chi_{18785}(1149,\cdot)\) \(\chi_{18785}(1204,\cdot)\) \(\chi_{18785}(1214,\cdot)\) \(\chi_{18785}(1399,\cdot)\) \(\chi_{18785}(1604,\cdot)\) \(\chi_{18785}(1864,\cdot)\) \(\chi_{18785}(1984,\cdot)\) \(\chi_{18785}(2179,\cdot)\) \(\chi_{18785}(2254,\cdot)\) \(\chi_{18785}(2309,\cdot)\) \(\chi_{18785}(2319,\cdot)\) \(\chi_{18785}(2504,\cdot)\) \(\chi_{18785}(2709,\cdot)\) \(\chi_{18785}(2969,\cdot)\) \(\chi_{18785}(3089,\cdot)\) \(\chi_{18785}(3284,\cdot)\) \(\chi_{18785}(3359,\cdot)\) \(\chi_{18785}(3414,\cdot)\) \(\chi_{18785}(3424,\cdot)\) \(\chi_{18785}(3609,\cdot)\) \(\chi_{18785}(3814,\cdot)\) \(\chi_{18785}(4074,\cdot)\) ...

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: $\Q(\zeta_{272})$
Fixed field: Number field defined by a degree 272 polynomial (not computed)

Values on generators

\((11272,10116,13586)\) → \((-1,-i,e\left(\frac{203}{272}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(14\)
\( \chi_{ 18785 }(109, a) \) \(1\)\(1\)\(e\left(\frac{7}{136}\right)\)\(e\left(\frac{67}{272}\right)\)\(e\left(\frac{7}{68}\right)\)\(e\left(\frac{81}{272}\right)\)\(e\left(\frac{117}{272}\right)\)\(e\left(\frac{21}{136}\right)\)\(e\left(\frac{67}{136}\right)\)\(e\left(\frac{113}{272}\right)\)\(e\left(\frac{95}{272}\right)\)\(e\left(\frac{131}{272}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 18785 }(109,a) \;\) at \(\;a = \) e.g. 2