Properties

Label 2151.16
Modulus $2151$
Conductor $2151$
Order $357$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2151, base_ring=CyclotomicField(714))
 
M = H._module
 
chi = DirichletCharacter(H, M([476,78]))
 
pari: [g,chi] = znchar(Mod(16,2151))
 

Basic properties

Modulus: \(2151\)
Conductor: \(2151\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(357\)
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 2151.bc

\(\chi_{2151}(4,\cdot)\) \(\chi_{2151}(16,\cdot)\) \(\chi_{2151}(25,\cdot)\) \(\chi_{2151}(31,\cdot)\) \(\chi_{2151}(34,\cdot)\) \(\chi_{2151}(49,\cdot)\) \(\chi_{2151}(58,\cdot)\) \(\chi_{2151}(61,\cdot)\) \(\chi_{2151}(85,\cdot)\) \(\chi_{2151}(88,\cdot)\) \(\chi_{2151}(121,\cdot)\) \(\chi_{2151}(124,\cdot)\) \(\chi_{2151}(133,\cdot)\) \(\chi_{2151}(142,\cdot)\) \(\chi_{2151}(157,\cdot)\) \(\chi_{2151}(160,\cdot)\) \(\chi_{2151}(169,\cdot)\) \(\chi_{2151}(193,\cdot)\) \(\chi_{2151}(196,\cdot)\) \(\chi_{2151}(202,\cdot)\) \(\chi_{2151}(220,\cdot)\) \(\chi_{2151}(232,\cdot)\) \(\chi_{2151}(241,\cdot)\) \(\chi_{2151}(247,\cdot)\) \(\chi_{2151}(250,\cdot)\) \(\chi_{2151}(256,\cdot)\) \(\chi_{2151}(259,\cdot)\) \(\chi_{2151}(268,\cdot)\) \(\chi_{2151}(301,\cdot)\) \(\chi_{2151}(319,\cdot)\) ...

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: $\Q(\zeta_{357})$
Fixed field: Number field defined by a degree 357 polynomial (not computed)

Values on generators

\((479,1441)\) → \((e\left(\frac{2}{3}\right),e\left(\frac{13}{119}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2151 }(16, a) \) \(1\)\(1\)\(e\left(\frac{313}{357}\right)\)\(e\left(\frac{269}{357}\right)\)\(e\left(\frac{146}{357}\right)\)\(e\left(\frac{277}{357}\right)\)\(e\left(\frac{75}{119}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{37}{357}\right)\)\(e\left(\frac{11}{357}\right)\)\(e\left(\frac{233}{357}\right)\)\(e\left(\frac{181}{357}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2151 }(16,a) \;\) at \(\;a = \) e.g. 2