from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(9702, base_ring=CyclotomicField(42))
M = H._module
chi = DirichletCharacter(H, M([28,31,21]))
pari: [g,chi] = znchar(Mod(241,9702))
Basic properties
| Modulus: | \(9702\) | |
| Conductor: | \(4851\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(42\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{4851}(241,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 9702.ea
\(\chi_{9702}(241,\cdot)\) \(\chi_{9702}(1363,\cdot)\) \(\chi_{9702}(1627,\cdot)\) \(\chi_{9702}(2749,\cdot)\) \(\chi_{9702}(3013,\cdot)\) \(\chi_{9702}(4399,\cdot)\) \(\chi_{9702}(5521,\cdot)\) \(\chi_{9702}(5785,\cdot)\) \(\chi_{9702}(6907,\cdot)\) \(\chi_{9702}(7171,\cdot)\) \(\chi_{9702}(8293,\cdot)\) \(\chi_{9702}(9679,\cdot)\)
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: | Number field defined by a degree 42 polynomial |
Values on generators
\((4313,199,5293)\) → \((e\left(\frac{2}{3}\right),e\left(\frac{31}{42}\right),-1)\)
First values
| \(a\) | \(-1\) | \(1\) | \(5\) | \(13\) | \(17\) | \(19\) | \(23\) | \(25\) | \(29\) | \(31\) | \(37\) | \(41\) |
| \( \chi_{ 9702 }(241, a) \) | \(1\) | \(1\) | \(e\left(\frac{31}{42}\right)\) | \(e\left(\frac{4}{21}\right)\) | \(e\left(\frac{20}{21}\right)\) | \(e\left(\frac{1}{3}\right)\) | \(e\left(\frac{8}{21}\right)\) | \(e\left(\frac{10}{21}\right)\) | \(e\left(\frac{19}{42}\right)\) | \(-1\) | \(e\left(\frac{13}{21}\right)\) | \(e\left(\frac{19}{21}\right)\) |
sage: chi.jacobi_sum(n)