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Properties

Label 2040.ek
Modulus $2040$
Conductor $680$
Order $16$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2040, base_ring=CyclotomicField(16)) M = H._module chi = DirichletCharacter(H, M([0,8,0,4,1])) chi.galois_orbit()
 
Copy content pari:[g,chi] = znchar(Mod(37,2040)) order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Basic properties

Modulus: \(2040\)
Conductor: \(680\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(16\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from 680.cf
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Related number fields

Field of values: \(\Q(\zeta_{16})\)
Fixed field: 16.16.11724484818984205488128000000000000.1

Characters in Galois orbit

Character \(-1\) \(1\) \(7\) \(11\) \(13\) \(19\) \(23\) \(29\) \(31\) \(37\) \(41\) \(43\)
\(\chi_{2040}(37,\cdot)\) \(1\) \(1\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{15}{16}\right)\) \(-1\) \(e\left(\frac{7}{8}\right)\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{3}{8}\right)\)
\(\chi_{2040}(277,\cdot)\) \(1\) \(1\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{11}{16}\right)\) \(-1\) \(e\left(\frac{3}{8}\right)\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{7}{8}\right)\)
\(\chi_{2040}(1117,\cdot)\) \(1\) \(1\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{3}{16}\right)\) \(-1\) \(e\left(\frac{3}{8}\right)\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{7}{8}\right)\)
\(\chi_{2040}(1213,\cdot)\) \(1\) \(1\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{1}{16}\right)\) \(-1\) \(e\left(\frac{1}{8}\right)\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{5}{8}\right)\)
\(\chi_{2040}(1333,\cdot)\) \(1\) \(1\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{5}{16}\right)\) \(-1\) \(e\left(\frac{5}{8}\right)\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{1}{8}\right)\)
\(\chi_{2040}(1357,\cdot)\) \(1\) \(1\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{7}{16}\right)\) \(-1\) \(e\left(\frac{7}{8}\right)\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{5}{16}\right)\) \(e\left(\frac{3}{16}\right)\) \(e\left(\frac{3}{8}\right)\)
\(\chi_{2040}(1693,\cdot)\) \(1\) \(1\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{13}{16}\right)\) \(-1\) \(e\left(\frac{5}{8}\right)\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{7}{16}\right)\) \(e\left(\frac{1}{16}\right)\) \(e\left(\frac{1}{8}\right)\)
\(\chi_{2040}(1813,\cdot)\) \(1\) \(1\) \(e\left(\frac{9}{16}\right)\) \(e\left(\frac{9}{16}\right)\) \(-1\) \(e\left(\frac{1}{8}\right)\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{15}{16}\right)\) \(e\left(\frac{11}{16}\right)\) \(e\left(\frac{13}{16}\right)\) \(e\left(\frac{5}{8}\right)\)