Properties

Label 6930.17
Modulus $6930$
Conductor $1155$
Order $60$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6930, base_ring=CyclotomicField(60))
 
M = H._module
 
chi = DirichletCharacter(H, M([30,15,10,54]))
 
pari: [g,chi] = znchar(Mod(17,6930))
 

Basic properties

Modulus: \(6930\)
Conductor: \(1155\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(60\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1155}(17,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 6930.io

\(\chi_{6930}(17,\cdot)\) \(\chi_{6930}(1097,\cdot)\) \(\chi_{6930}(1223,\cdot)\) \(\chi_{6930}(1403,\cdot)\) \(\chi_{6930}(2483,\cdot)\) \(\chi_{6930}(2537,\cdot)\) \(\chi_{6930}(2987,\cdot)\) \(\chi_{6930}(3797,\cdot)\) \(\chi_{6930}(3923,\cdot)\) \(\chi_{6930}(4373,\cdot)\) \(\chi_{6930}(5057,\cdot)\) \(\chi_{6930}(5183,\cdot)\) \(\chi_{6930}(5507,\cdot)\) \(\chi_{6930}(6443,\cdot)\) \(\chi_{6930}(6767,\cdot)\) \(\chi_{6930}(6893,\cdot)\)

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: \(\Q(\zeta_{60})\)
Fixed field: Number field defined by a degree 60 polynomial

Values on generators

\((1541,1387,2971,2521)\) → \((-1,i,e\left(\frac{1}{6}\right),e\left(\frac{9}{10}\right))\)

First values

\(a\) \(-1\)\(1\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)\(47\)
\( \chi_{ 6930 }(17, a) \) \(1\)\(1\)\(e\left(\frac{3}{20}\right)\)\(e\left(\frac{1}{60}\right)\)\(e\left(\frac{1}{30}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{3}{10}\right)\)\(e\left(\frac{17}{30}\right)\)\(e\left(\frac{23}{60}\right)\)\(e\left(\frac{7}{10}\right)\)\(i\)\(e\left(\frac{47}{60}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 6930 }(17,a) \;\) at \(\;a = \) e.g. 2