Properties

Label 7605.3649
Modulus $7605$
Conductor $7605$
Order $78$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7605, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([26,39,10]))
 
pari: [g,chi] = znchar(Mod(3649,7605))
 

Basic properties

Modulus: \(7605\)
Conductor: \(7605\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
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 7605.fs

\(\chi_{7605}(139,\cdot)\) \(\chi_{7605}(724,\cdot)\) \(\chi_{7605}(1069,\cdot)\) \(\chi_{7605}(1309,\cdot)\) \(\chi_{7605}(1654,\cdot)\) \(\chi_{7605}(1894,\cdot)\) \(\chi_{7605}(2239,\cdot)\) \(\chi_{7605}(2479,\cdot)\) \(\chi_{7605}(2824,\cdot)\) \(\chi_{7605}(3409,\cdot)\) \(\chi_{7605}(3649,\cdot)\) \(\chi_{7605}(3994,\cdot)\) \(\chi_{7605}(4234,\cdot)\) \(\chi_{7605}(4579,\cdot)\) \(\chi_{7605}(4819,\cdot)\) \(\chi_{7605}(5164,\cdot)\) \(\chi_{7605}(5404,\cdot)\) \(\chi_{7605}(5749,\cdot)\) \(\chi_{7605}(5989,\cdot)\) \(\chi_{7605}(6334,\cdot)\) \(\chi_{7605}(6574,\cdot)\) \(\chi_{7605}(6919,\cdot)\) \(\chi_{7605}(7159,\cdot)\) \(\chi_{7605}(7504,\cdot)\)

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: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((6761,1522,6931)\) → \((e\left(\frac{1}{3}\right),-1,e\left(\frac{5}{39}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(11\)\(14\)\(16\)\(17\)\(19\)\(22\)
\( \chi_{ 7605 }(3649, a) \) \(1\)\(1\)\(e\left(\frac{25}{26}\right)\)\(e\left(\frac{12}{13}\right)\)\(e\left(\frac{43}{78}\right)\)\(e\left(\frac{23}{26}\right)\)\(e\left(\frac{7}{13}\right)\)\(e\left(\frac{20}{39}\right)\)\(e\left(\frac{11}{13}\right)\)\(e\left(\frac{17}{78}\right)\)\(e\left(\frac{1}{3}\right)\)\(-1\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7605 }(3649,a) \;\) at \(\;a = \) e.g. 2