Properties

Label 2678.23
Modulus $2678$
Conductor $1339$
Order $102$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2678, base_ring=CyclotomicField(102))
 
M = H._module
 
chi = DirichletCharacter(H, M([85,24]))
 
pari: [g,chi] = znchar(Mod(23,2678))
 

Basic properties

Modulus: \(2678\)
Conductor: \(1339\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(102\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1339}(23,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2678.bx

\(\chi_{2678}(23,\cdot)\) \(\chi_{2678}(179,\cdot)\) \(\chi_{2678}(381,\cdot)\) \(\chi_{2678}(491,\cdot)\) \(\chi_{2678}(615,\cdot)\) \(\chi_{2678}(641,\cdot)\) \(\chi_{2678}(699,\cdot)\) \(\chi_{2678}(751,\cdot)\) \(\chi_{2678}(797,\cdot)\) \(\chi_{2678}(1109,\cdot)\) \(\chi_{2678}(1141,\cdot)\) \(\chi_{2678}(1167,\cdot)\) \(\chi_{2678}(1245,\cdot)\) \(\chi_{2678}(1297,\cdot)\) \(\chi_{2678}(1317,\cdot)\) \(\chi_{2678}(1369,\cdot)\) \(\chi_{2678}(1609,\cdot)\) \(\chi_{2678}(1661,\cdot)\) \(\chi_{2678}(1759,\cdot)\) \(\chi_{2678}(1765,\cdot)\) \(\chi_{2678}(1785,\cdot)\) \(\chi_{2678}(1817,\cdot)\) \(\chi_{2678}(1863,\cdot)\) \(\chi_{2678}(1915,\cdot)\) \(\chi_{2678}(1947,\cdot)\) \(\chi_{2678}(2227,\cdot)\) \(\chi_{2678}(2279,\cdot)\) \(\chi_{2678}(2383,\cdot)\) \(\chi_{2678}(2435,\cdot)\) \(\chi_{2678}(2441,\cdot)\) ...

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: $\Q(\zeta_{51})$
Fixed field: Number field defined by a degree 102 polynomial (not computed)

Values on generators

\((1237,417)\) → \((e\left(\frac{5}{6}\right),e\left(\frac{4}{17}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(15\)\(17\)\(19\)\(21\)\(23\)
\( \chi_{ 2678 }(23, a) \) \(1\)\(1\)\(e\left(\frac{26}{51}\right)\)\(e\left(\frac{25}{34}\right)\)\(e\left(\frac{11}{102}\right)\)\(e\left(\frac{1}{51}\right)\)\(e\left(\frac{19}{102}\right)\)\(e\left(\frac{25}{102}\right)\)\(e\left(\frac{7}{51}\right)\)\(e\left(\frac{101}{102}\right)\)\(e\left(\frac{21}{34}\right)\)\(e\left(\frac{50}{51}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2678 }(23,a) \;\) at \(\;a = \) e.g. 2