from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(8820, base_ring=CyclotomicField(42))
M = H._module
chi = DirichletCharacter(H, M([21,35,0,41]))
pari: [g,chi] = znchar(Mod(131,8820))
Basic properties
Modulus: | \(8820\) | |
Conductor: | \(1764\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(42\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{1764}(131,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 8820.he
\(\chi_{8820}(131,\cdot)\) \(\chi_{8820}(731,\cdot)\) \(\chi_{8820}(2651,\cdot)\) \(\chi_{8820}(3251,\cdot)\) \(\chi_{8820}(3911,\cdot)\) \(\chi_{8820}(4511,\cdot)\) \(\chi_{8820}(5171,\cdot)\) \(\chi_{8820}(5771,\cdot)\) \(\chi_{8820}(6431,\cdot)\) \(\chi_{8820}(7031,\cdot)\) \(\chi_{8820}(7691,\cdot)\) \(\chi_{8820}(8291,\cdot)\)
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: | 42.0.594905448297071958649415344409202411272524582191201645168397283612406235485559112254331131690310420404371456.2 |
Values on generators
\((4411,7841,7057,1081)\) → \((-1,e\left(\frac{5}{6}\right),1,e\left(\frac{41}{42}\right))\)
First values
\(a\) | \(-1\) | \(1\) | \(11\) | \(13\) | \(17\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) | \(43\) |
\( \chi_{ 8820 }(131, a) \) | \(-1\) | \(1\) | \(e\left(\frac{8}{21}\right)\) | \(e\left(\frac{37}{42}\right)\) | \(e\left(\frac{19}{21}\right)\) | \(e\left(\frac{2}{3}\right)\) | \(e\left(\frac{16}{21}\right)\) | \(e\left(\frac{17}{42}\right)\) | \(1\) | \(e\left(\frac{5}{21}\right)\) | \(e\left(\frac{17}{21}\right)\) | \(e\left(\frac{29}{42}\right)\) |
sage: chi.jacobi_sum(n)