Properties

Label 1229.2
Modulus $1229$
Conductor $1229$
Order $1228$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1229, base_ring=CyclotomicField(1228))
 
M = H._module
 
chi = DirichletCharacter(H, M([1]))
 
pari: [g,chi] = znchar(Mod(2,1229))
 

Basic properties

Modulus: \(1229\)
Conductor: \(1229\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1228\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1229.f

\(\chi_{1229}(2,\cdot)\) \(\chi_{1229}(3,\cdot)\) \(\chi_{1229}(8,\cdot)\) \(\chi_{1229}(10,\cdot)\) \(\chi_{1229}(11,\cdot)\) \(\chi_{1229}(12,\cdot)\) \(\chi_{1229}(13,\cdot)\) \(\chi_{1229}(14,\cdot)\) \(\chi_{1229}(15,\cdot)\) \(\chi_{1229}(17,\cdot)\) \(\chi_{1229}(18,\cdot)\) \(\chi_{1229}(19,\cdot)\) \(\chi_{1229}(21,\cdot)\) \(\chi_{1229}(23,\cdot)\) \(\chi_{1229}(27,\cdot)\) \(\chi_{1229}(29,\cdot)\) \(\chi_{1229}(32,\cdot)\) \(\chi_{1229}(37,\cdot)\) \(\chi_{1229}(40,\cdot)\) \(\chi_{1229}(44,\cdot)\) \(\chi_{1229}(48,\cdot)\) \(\chi_{1229}(50,\cdot)\) \(\chi_{1229}(52,\cdot)\) \(\chi_{1229}(55,\cdot)\) \(\chi_{1229}(56,\cdot)\) \(\chi_{1229}(60,\cdot)\) \(\chi_{1229}(62,\cdot)\) \(\chi_{1229}(65,\cdot)\) \(\chi_{1229}(66,\cdot)\) \(\chi_{1229}(68,\cdot)\) ...

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: $\Q(\zeta_{1228})$
Fixed field: Number field defined by a degree 1228 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{1}{1228}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1229 }(2, a) \) \(-1\)\(1\)\(e\left(\frac{1}{1228}\right)\)\(e\left(\frac{603}{1228}\right)\)\(e\left(\frac{1}{614}\right)\)\(e\left(\frac{91}{614}\right)\)\(e\left(\frac{151}{307}\right)\)\(e\left(\frac{63}{614}\right)\)\(e\left(\frac{3}{1228}\right)\)\(e\left(\frac{603}{614}\right)\)\(e\left(\frac{183}{1228}\right)\)\(e\left(\frac{473}{1228}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1229 }(2,a) \;\) at \(\;a = \) e.g. 2