Properties

Label 1760.1557
Modulus 17601760
Conductor 17601760
Order 4040
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1760, base_ring=CyclotomicField(40))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,25,10,36]))
 
pari: [g,chi] = znchar(Mod(1557,1760))
 

Basic properties

Modulus: 17601760
Conductor: 17601760
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: 4040
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 1760.ds

χ1760(13,)\chi_{1760}(13,\cdot) χ1760(117,)\chi_{1760}(117,\cdot) χ1760(173,)\chi_{1760}(173,\cdot) χ1760(277,)\chi_{1760}(277,\cdot) χ1760(413,)\chi_{1760}(413,\cdot) χ1760(437,)\chi_{1760}(437,\cdot) χ1760(677,)\chi_{1760}(677,\cdot) χ1760(733,)\chi_{1760}(733,\cdot) χ1760(893,)\chi_{1760}(893,\cdot) χ1760(997,)\chi_{1760}(997,\cdot) χ1760(1053,)\chi_{1760}(1053,\cdot) χ1760(1157,)\chi_{1760}(1157,\cdot) χ1760(1293,)\chi_{1760}(1293,\cdot) χ1760(1317,)\chi_{1760}(1317,\cdot) χ1760(1557,)\chi_{1760}(1557,\cdot) χ1760(1613,)\chi_{1760}(1613,\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(ζ40)\Q(\zeta_{40})
Fixed field: 40.40.1314880012449506220994309247746612403564809108378301093397843089030698237952000000000000000000000000000000.2

Values on generators

(991,1541,1057,321)(991,1541,1057,321)(1,e(58),i,e(910))(1,e\left(\frac{5}{8}\right),i,e\left(\frac{9}{10}\right))

First values

aa 1-1113377991313171719192121232327272929
χ1760(1557,a) \chi_{ 1760 }(1557, a) 1111e(3340)e\left(\frac{33}{40}\right)e(45)e\left(\frac{4}{5}\right)e(1320)e\left(\frac{13}{20}\right)e(140)e\left(\frac{1}{40}\right)e(1720)e\left(\frac{17}{20}\right)e(2340)e\left(\frac{23}{40}\right)e(58)e\left(\frac{5}{8}\right)1-1e(1940)e\left(\frac{19}{40}\right)e(2740)e\left(\frac{27}{40}\right)
sage: chi.jacobi_sum(n)
 
χ1760(1557,a)   \chi_{ 1760 }(1557,a) \; at   a=\;a = e.g. 2