Properties

Label 5915.74
Modulus $5915$
Conductor $5915$
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(5915, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([39,52,76]))
 
pari: [g,chi] = znchar(Mod(74,5915))
 

Basic properties

Modulus: \(5915\)
Conductor: \(5915\)
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 5915.ft

\(\chi_{5915}(74,\cdot)\) \(\chi_{5915}(289,\cdot)\) \(\chi_{5915}(744,\cdot)\) \(\chi_{5915}(984,\cdot)\) \(\chi_{5915}(1199,\cdot)\) \(\chi_{5915}(1439,\cdot)\) \(\chi_{5915}(1654,\cdot)\) \(\chi_{5915}(1894,\cdot)\) \(\chi_{5915}(2109,\cdot)\) \(\chi_{5915}(2349,\cdot)\) \(\chi_{5915}(2564,\cdot)\) \(\chi_{5915}(2804,\cdot)\) \(\chi_{5915}(3259,\cdot)\) \(\chi_{5915}(3474,\cdot)\) \(\chi_{5915}(3714,\cdot)\) \(\chi_{5915}(3929,\cdot)\) \(\chi_{5915}(4169,\cdot)\) \(\chi_{5915}(4384,\cdot)\) \(\chi_{5915}(4624,\cdot)\) \(\chi_{5915}(4839,\cdot)\) \(\chi_{5915}(5079,\cdot)\) \(\chi_{5915}(5294,\cdot)\) \(\chi_{5915}(5534,\cdot)\) \(\chi_{5915}(5749,\cdot)\)

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

\((2367,5071,1016)\) → \((-1,e\left(\frac{2}{3}\right),e\left(\frac{38}{39}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(8\)\(9\)\(11\)\(12\)\(16\)\(17\)
\( \chi_{ 5915 }(74, a) \) \(1\)\(1\)\(e\left(\frac{21}{26}\right)\)\(e\left(\frac{77}{78}\right)\)\(e\left(\frac{8}{13}\right)\)\(e\left(\frac{31}{39}\right)\)\(e\left(\frac{11}{26}\right)\)\(e\left(\frac{38}{39}\right)\)\(e\left(\frac{1}{39}\right)\)\(e\left(\frac{47}{78}\right)\)\(e\left(\frac{3}{13}\right)\)\(e\left(\frac{11}{26}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 5915 }(74,a) \;\) at \(\;a = \) e.g. 2