from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1470, base_ring=CyclotomicField(42))
M = H._module
chi = DirichletCharacter(H, M([21,0,37]))
pari: [g,chi] = znchar(Mod(1151,1470))
Basic properties
| Modulus: | \(1470\) | |
| Conductor: | \(147\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(42\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{147}(122,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 1470.bo
\(\chi_{1470}(101,\cdot)\) \(\chi_{1470}(131,\cdot)\) \(\chi_{1470}(311,\cdot)\) \(\chi_{1470}(341,\cdot)\) \(\chi_{1470}(551,\cdot)\) \(\chi_{1470}(731,\cdot)\) \(\chi_{1470}(761,\cdot)\) \(\chi_{1470}(941,\cdot)\) \(\chi_{1470}(971,\cdot)\) \(\chi_{1470}(1151,\cdot)\) \(\chi_{1470}(1181,\cdot)\) \(\chi_{1470}(1361,\cdot)\)
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: | \(\Q(\zeta_{21})\) |
| Fixed field: | \(\Q(\zeta_{147})^+\) |
Values on generators
\((491,1177,1081)\) → \((-1,1,e\left(\frac{37}{42}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(11\) | \(13\) | \(17\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) | \(43\) |
| \( \chi_{ 1470 }(1151, a) \) | \(1\) | \(1\) | \(e\left(\frac{31}{42}\right)\) | \(e\left(\frac{1}{14}\right)\) | \(e\left(\frac{11}{21}\right)\) | \(e\left(\frac{5}{6}\right)\) | \(e\left(\frac{41}{42}\right)\) | \(e\left(\frac{5}{14}\right)\) | \(e\left(\frac{1}{6}\right)\) | \(e\left(\frac{4}{21}\right)\) | \(e\left(\frac{5}{7}\right)\) | \(e\left(\frac{2}{7}\right)\) |
sage: chi.jacobi_sum(n)