Properties

Label 1400.1109
Modulus $1400$
Conductor $1400$
Order $30$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1400, base_ring=CyclotomicField(30))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,15,21,5]))
 
pari: [g,chi] = znchar(Mod(1109,1400))
 

Basic properties

Modulus: \(1400\)
Conductor: \(1400\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(30\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1400.cy

\(\chi_{1400}(229,\cdot)\) \(\chi_{1400}(269,\cdot)\) \(\chi_{1400}(509,\cdot)\) \(\chi_{1400}(789,\cdot)\) \(\chi_{1400}(829,\cdot)\) \(\chi_{1400}(1069,\cdot)\) \(\chi_{1400}(1109,\cdot)\) \(\chi_{1400}(1389,\cdot)\)

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: \(\Q(\zeta_{15})\)
Fixed field: 30.0.20954197182249451575109375000000000000000000000000000000000000000000000.1

Values on generators

\((351,701,1177,801)\) → \((1,-1,e\left(\frac{7}{10}\right),e\left(\frac{1}{6}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(9\)\(11\)\(13\)\(17\)\(19\)\(23\)\(27\)\(29\)\(31\)
\( \chi_{ 1400 }(1109, a) \) \(-1\)\(1\)\(e\left(\frac{17}{30}\right)\)\(e\left(\frac{2}{15}\right)\)\(e\left(\frac{11}{30}\right)\)\(e\left(\frac{3}{10}\right)\)\(e\left(\frac{4}{15}\right)\)\(e\left(\frac{14}{15}\right)\)\(e\left(\frac{1}{30}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{9}{10}\right)\)\(e\left(\frac{23}{30}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1400 }(1109,a) \;\) at \(\;a = \) e.g. 2