Properties

Label 1521.35
Modulus $1521$
Conductor $507$
Order $78$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1521, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([39,58]))
 
pari: [g,chi] = znchar(Mod(35,1521))
 

Basic properties

Modulus: \(1521\)
Conductor: \(507\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{507}(35,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1521.bu

\(\chi_{1521}(35,\cdot)\) \(\chi_{1521}(107,\cdot)\) \(\chi_{1521}(152,\cdot)\) \(\chi_{1521}(224,\cdot)\) \(\chi_{1521}(269,\cdot)\) \(\chi_{1521}(341,\cdot)\) \(\chi_{1521}(386,\cdot)\) \(\chi_{1521}(458,\cdot)\) \(\chi_{1521}(503,\cdot)\) \(\chi_{1521}(575,\cdot)\) \(\chi_{1521}(620,\cdot)\) \(\chi_{1521}(692,\cdot)\) \(\chi_{1521}(737,\cdot)\) \(\chi_{1521}(809,\cdot)\) \(\chi_{1521}(854,\cdot)\) \(\chi_{1521}(926,\cdot)\) \(\chi_{1521}(971,\cdot)\) \(\chi_{1521}(1043,\cdot)\) \(\chi_{1521}(1088,\cdot)\) \(\chi_{1521}(1277,\cdot)\) \(\chi_{1521}(1322,\cdot)\) \(\chi_{1521}(1394,\cdot)\) \(\chi_{1521}(1439,\cdot)\) \(\chi_{1521}(1511,\cdot)\)

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: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((677,847)\) → \((-1,e\left(\frac{29}{39}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(14\)\(16\)\(17\)
\( \chi_{ 1521 }(35, a) \) \(-1\)\(1\)\(e\left(\frac{19}{78}\right)\)\(e\left(\frac{19}{39}\right)\)\(e\left(\frac{5}{26}\right)\)\(e\left(\frac{22}{39}\right)\)\(e\left(\frac{19}{26}\right)\)\(e\left(\frac{17}{39}\right)\)\(e\left(\frac{7}{78}\right)\)\(e\left(\frac{21}{26}\right)\)\(e\left(\frac{38}{39}\right)\)\(e\left(\frac{5}{78}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1521 }(35,a) \;\) at \(\;a = \) e.g. 2