Properties

Label 2548.149
Modulus $2548$
Conductor $637$
Order $84$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2548, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,52,35]))
 
pari: [g,chi] = znchar(Mod(149,2548))
 

Basic properties

Modulus: \(2548\)
Conductor: \(637\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{637}(149,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2548.ea

\(\chi_{2548}(149,\cdot)\) \(\chi_{2548}(193,\cdot)\) \(\chi_{2548}(249,\cdot)\) \(\chi_{2548}(345,\cdot)\) \(\chi_{2548}(513,\cdot)\) \(\chi_{2548}(613,\cdot)\) \(\chi_{2548}(709,\cdot)\) \(\chi_{2548}(877,\cdot)\) \(\chi_{2548}(921,\cdot)\) \(\chi_{2548}(977,\cdot)\) \(\chi_{2548}(1073,\cdot)\) \(\chi_{2548}(1241,\cdot)\) \(\chi_{2548}(1285,\cdot)\) \(\chi_{2548}(1437,\cdot)\) \(\chi_{2548}(1605,\cdot)\) \(\chi_{2548}(1649,\cdot)\) \(\chi_{2548}(1705,\cdot)\) \(\chi_{2548}(1801,\cdot)\) \(\chi_{2548}(1969,\cdot)\) \(\chi_{2548}(2013,\cdot)\) \(\chi_{2548}(2069,\cdot)\) \(\chi_{2548}(2165,\cdot)\) \(\chi_{2548}(2377,\cdot)\) \(\chi_{2548}(2433,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((1275,885,197)\) → \((1,e\left(\frac{13}{21}\right),e\left(\frac{5}{12}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(9\)\(11\)\(15\)\(17\)\(19\)\(23\)\(25\)\(27\)
\( \chi_{ 2548 }(149, a) \) \(-1\)\(1\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{59}{84}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{19}{28}\right)\)\(e\left(\frac{83}{84}\right)\)\(e\left(\frac{13}{42}\right)\)\(-i\)\(e\left(\frac{29}{42}\right)\)\(e\left(\frac{17}{42}\right)\)\(e\left(\frac{6}{7}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2548 }(149,a) \;\) at \(\;a = \) e.g. 2