Properties

Label 1237.1235
Modulus $1237$
Conductor $1237$
Order $1236$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1237, base_ring=CyclotomicField(1236))
 
M = H._module
 
chi = DirichletCharacter(H, M([619]))
 
pari: [g,chi] = znchar(Mod(1235,1237))
 

Basic properties

Modulus: \(1237\)
Conductor: \(1237\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1236\)
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 1237.l

\(\chi_{1237}(2,\cdot)\) \(\chi_{1237}(5,\cdot)\) \(\chi_{1237}(6,\cdot)\) \(\chi_{1237}(7,\cdot)\) \(\chi_{1237}(19,\cdot)\) \(\chi_{1237}(20,\cdot)\) \(\chi_{1237}(21,\cdot)\) \(\chi_{1237}(22,\cdot)\) \(\chi_{1237}(24,\cdot)\) \(\chi_{1237}(29,\cdot)\) \(\chi_{1237}(32,\cdot)\) \(\chi_{1237}(34,\cdot)\) \(\chi_{1237}(39,\cdot)\) \(\chi_{1237}(43,\cdot)\) \(\chi_{1237}(45,\cdot)\) \(\chi_{1237}(46,\cdot)\) \(\chi_{1237}(47,\cdot)\) \(\chi_{1237}(50,\cdot)\) \(\chi_{1237}(52,\cdot)\) \(\chi_{1237}(53,\cdot)\) \(\chi_{1237}(54,\cdot)\) \(\chi_{1237}(55,\cdot)\) \(\chi_{1237}(60,\cdot)\) \(\chi_{1237}(66,\cdot)\) \(\chi_{1237}(67,\cdot)\) \(\chi_{1237}(70,\cdot)\) \(\chi_{1237}(72,\cdot)\) \(\chi_{1237}(74,\cdot)\) \(\chi_{1237}(76,\cdot)\) \(\chi_{1237}(77,\cdot)\) ...

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: $\Q(\zeta_{1236})$
Fixed field: Number field defined by a degree 1236 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{619}{1236}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1237 }(1235, a) \) \(-1\)\(1\)\(e\left(\frac{619}{1236}\right)\)\(e\left(\frac{253}{309}\right)\)\(e\left(\frac{1}{618}\right)\)\(e\left(\frac{935}{1236}\right)\)\(e\left(\frac{395}{1236}\right)\)\(e\left(\frac{499}{1236}\right)\)\(e\left(\frac{207}{412}\right)\)\(e\left(\frac{197}{309}\right)\)\(e\left(\frac{53}{206}\right)\)\(e\left(\frac{175}{206}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1237 }(1235,a) \;\) at \(\;a = \) e.g. 2