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Properties

Label 400.bj
Modulus 400400
Conductor 200200
Order 2020
Real no
Primitive no
Minimal no
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(400, base_ring=CyclotomicField(20))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,10,11]))
 
chi.galois_orbit()
 
[g,chi] = znchar(Mod(73,400))
 
order = charorder(g,chi)
 
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Basic properties

Modulus: 400400
Conductor: 200200
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: 2020
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from 200.x
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Related number fields

Field of values: Q(ζ20)\Q(\zeta_{20})
Fixed field: 20.0.3125000000000000000000000000000000.1

Characters in Galois orbit

Character −1-1 11 33 77 99 1111 1313 1717 1919 2121 2323 2727
χ400(73,⋅)\chi_{400}(73,\cdot) −1-1 11 e(720)e\left(\frac{7}{20}\right) −i-i e(710)e\left(\frac{7}{10}\right) e(310)e\left(\frac{3}{10}\right) e(1920)e\left(\frac{19}{20}\right) e(320)e\left(\frac{3}{20}\right) e(25)e\left(\frac{2}{5}\right) e(110)e\left(\frac{1}{10}\right) e(120)e\left(\frac{1}{20}\right) e(120)e\left(\frac{1}{20}\right)
χ400(137,⋅)\chi_{400}(137,\cdot) −1-1 11 e(1320)e\left(\frac{13}{20}\right) ii e(310)e\left(\frac{3}{10}\right) e(710)e\left(\frac{7}{10}\right) e(120)e\left(\frac{1}{20}\right) e(1720)e\left(\frac{17}{20}\right) e(35)e\left(\frac{3}{5}\right) e(910)e\left(\frac{9}{10}\right) e(1920)e\left(\frac{19}{20}\right) e(1920)e\left(\frac{19}{20}\right)
χ400(153,⋅)\chi_{400}(153,\cdot) −1-1 11 e(1920)e\left(\frac{19}{20}\right) −i-i e(910)e\left(\frac{9}{10}\right) e(110)e\left(\frac{1}{10}\right) e(320)e\left(\frac{3}{20}\right) e(1120)e\left(\frac{11}{20}\right) e(45)e\left(\frac{4}{5}\right) e(710)e\left(\frac{7}{10}\right) e(1720)e\left(\frac{17}{20}\right) e(1720)e\left(\frac{17}{20}\right)
χ400(217,⋅)\chi_{400}(217,\cdot) −1-1 11 e(120)e\left(\frac{1}{20}\right) ii e(110)e\left(\frac{1}{10}\right) e(910)e\left(\frac{9}{10}\right) e(1720)e\left(\frac{17}{20}\right) e(920)e\left(\frac{9}{20}\right) e(15)e\left(\frac{1}{5}\right) e(310)e\left(\frac{3}{10}\right) e(320)e\left(\frac{3}{20}\right) e(320)e\left(\frac{3}{20}\right)
χ400(233,⋅)\chi_{400}(233,\cdot) −1-1 11 e(1120)e\left(\frac{11}{20}\right) −i-i e(110)e\left(\frac{1}{10}\right) e(910)e\left(\frac{9}{10}\right) e(720)e\left(\frac{7}{20}\right) e(1920)e\left(\frac{19}{20}\right) e(15)e\left(\frac{1}{5}\right) e(310)e\left(\frac{3}{10}\right) e(1320)e\left(\frac{13}{20}\right) e(1320)e\left(\frac{13}{20}\right)
χ400(297,⋅)\chi_{400}(297,\cdot) −1-1 11 e(920)e\left(\frac{9}{20}\right) ii e(910)e\left(\frac{9}{10}\right) e(110)e\left(\frac{1}{10}\right) e(1320)e\left(\frac{13}{20}\right) e(120)e\left(\frac{1}{20}\right) e(45)e\left(\frac{4}{5}\right) e(710)e\left(\frac{7}{10}\right) e(720)e\left(\frac{7}{20}\right) e(720)e\left(\frac{7}{20}\right)
χ400(313,⋅)\chi_{400}(313,\cdot) −1-1 11 e(320)e\left(\frac{3}{20}\right) −i-i e(310)e\left(\frac{3}{10}\right) e(710)e\left(\frac{7}{10}\right) e(1120)e\left(\frac{11}{20}\right) e(720)e\left(\frac{7}{20}\right) e(35)e\left(\frac{3}{5}\right) e(910)e\left(\frac{9}{10}\right) e(920)e\left(\frac{9}{20}\right) e(920)e\left(\frac{9}{20}\right)
χ400(377,⋅)\chi_{400}(377,\cdot) −1-1 11 e(1720)e\left(\frac{17}{20}\right) ii e(710)e\left(\frac{7}{10}\right) e(310)e\left(\frac{3}{10}\right) e(920)e\left(\frac{9}{20}\right) e(1320)e\left(\frac{13}{20}\right) e(25)e\left(\frac{2}{5}\right) e(110)e\left(\frac{1}{10}\right) e(1120)e\left(\frac{11}{20}\right) e(1120)e\left(\frac{11}{20}\right)