Properties

Label 3136.207
Modulus $3136$
Conductor $784$
Order $84$
Real no
Primitive no
Minimal no
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3136, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([42,21,80]))
 
pari: [g,chi] = znchar(Mod(207,3136))
 

Basic properties

Modulus: \(3136\)
Conductor: \(784\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{784}(11,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 3136.cp

\(\chi_{3136}(207,\cdot)\) \(\chi_{3136}(303,\cdot)\) \(\chi_{3136}(431,\cdot)\) \(\chi_{3136}(527,\cdot)\) \(\chi_{3136}(751,\cdot)\) \(\chi_{3136}(879,\cdot)\) \(\chi_{3136}(975,\cdot)\) \(\chi_{3136}(1103,\cdot)\) \(\chi_{3136}(1199,\cdot)\) \(\chi_{3136}(1327,\cdot)\) \(\chi_{3136}(1423,\cdot)\) \(\chi_{3136}(1551,\cdot)\) \(\chi_{3136}(1775,\cdot)\) \(\chi_{3136}(1871,\cdot)\) \(\chi_{3136}(1999,\cdot)\) \(\chi_{3136}(2095,\cdot)\) \(\chi_{3136}(2319,\cdot)\) \(\chi_{3136}(2447,\cdot)\) \(\chi_{3136}(2543,\cdot)\) \(\chi_{3136}(2671,\cdot)\) \(\chi_{3136}(2767,\cdot)\) \(\chi_{3136}(2895,\cdot)\) \(\chi_{3136}(2991,\cdot)\) \(\chi_{3136}(3119,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((1471,197,1473)\) → \((-1,i,e\left(\frac{20}{21}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(23\)\(25\)
\( \chi_{ 3136 }(207, a) \) \(-1\)\(1\)\(e\left(\frac{17}{84}\right)\)\(e\left(\frac{73}{84}\right)\)\(e\left(\frac{17}{42}\right)\)\(e\left(\frac{71}{84}\right)\)\(e\left(\frac{5}{28}\right)\)\(e\left(\frac{1}{14}\right)\)\(e\left(\frac{17}{21}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{4}{21}\right)\)\(e\left(\frac{31}{42}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 3136 }(207,a) \;\) at \(\;a = \) e.g. 2