Properties

Label 4015.123
Modulus $4015$
Conductor $4015$
Order $180$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(4015, base_ring=CyclotomicField(180))
 
M = H._module
 
chi = DirichletCharacter(H, M([135,18,25]))
 
pari: [g,chi] = znchar(Mod(123,4015))
 

Basic properties

Modulus: \(4015\)
Conductor: \(4015\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(180\)
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 4015.fu

\(\chi_{4015}(123,\cdot)\) \(\chi_{4015}(457,\cdot)\) \(\chi_{4015}(578,\cdot)\) \(\chi_{4015}(607,\cdot)\) \(\chi_{4015}(622,\cdot)\) \(\chi_{4015}(822,\cdot)\) \(\chi_{4015}(838,\cdot)\) \(\chi_{4015}(853,\cdot)\) \(\chi_{4015}(882,\cdot)\) \(\chi_{4015}(943,\cdot)\) \(\chi_{4015}(987,\cdot)\) \(\chi_{4015}(997,\cdot)\) \(\chi_{4015}(1003,\cdot)\) \(\chi_{4015}(1107,\cdot)\) \(\chi_{4015}(1218,\cdot)\) \(\chi_{4015}(1337,\cdot)\) \(\chi_{4015}(1448,\cdot)\) \(\chi_{4015}(1558,\cdot)\) \(\chi_{4015}(1568,\cdot)\) \(\chi_{4015}(1612,\cdot)\) \(\chi_{4015}(1702,\cdot)\) \(\chi_{4015}(1733,\cdot)\) \(\chi_{4015}(1933,\cdot)\) \(\chi_{4015}(1977,\cdot)\) \(\chi_{4015}(2092,\cdot)\) \(\chi_{4015}(2098,\cdot)\) \(\chi_{4015}(2202,\cdot)\) \(\chi_{4015}(2543,\cdot)\) \(\chi_{4015}(2647,\cdot)\) \(\chi_{4015}(2653,\cdot)\) ...

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: $\Q(\zeta_{180})$
Fixed field: Number field defined by a degree 180 polynomial (not computed)

Values on generators

\((1607,2191,881)\) → \((-i,e\left(\frac{1}{10}\right),e\left(\frac{5}{36}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(12\)\(13\)\(14\)
\( \chi_{ 4015 }(123, a) \) \(1\)\(1\)\(e\left(\frac{173}{180}\right)\)\(e\left(\frac{53}{60}\right)\)\(e\left(\frac{83}{90}\right)\)\(e\left(\frac{38}{45}\right)\)\(e\left(\frac{1}{30}\right)\)\(e\left(\frac{53}{60}\right)\)\(e\left(\frac{23}{30}\right)\)\(e\left(\frac{29}{36}\right)\)\(e\left(\frac{49}{90}\right)\)\(e\left(\frac{179}{180}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 4015 }(123,a) \;\) at \(\;a = \) e.g. 2