Properties

Label 1870.37
Modulus $1870$
Conductor $935$
Order $80$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1870, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([20,16,5]))
 
pari: [g,chi] = znchar(Mod(37,1870))
 

Basic properties

Modulus: \(1870\)
Conductor: \(935\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{935}(37,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1870.cn

\(\chi_{1870}(37,\cdot)\) \(\chi_{1870}(97,\cdot)\) \(\chi_{1870}(113,\cdot)\) \(\chi_{1870}(163,\cdot)\) \(\chi_{1870}(207,\cdot)\) \(\chi_{1870}(267,\cdot)\) \(\chi_{1870}(313,\cdot)\) \(\chi_{1870}(333,\cdot)\) \(\chi_{1870}(377,\cdot)\) \(\chi_{1870}(533,\cdot)\) \(\chi_{1870}(653,\cdot)\) \(\chi_{1870}(823,\cdot)\) \(\chi_{1870}(873,\cdot)\) \(\chi_{1870}(993,\cdot)\) \(\chi_{1870}(1017,\cdot)\) \(\chi_{1870}(1043,\cdot)\) \(\chi_{1870}(1127,\cdot)\) \(\chi_{1870}(1213,\cdot)\) \(\chi_{1870}(1303,\cdot)\) \(\chi_{1870}(1357,\cdot)\) \(\chi_{1870}(1457,\cdot)\) \(\chi_{1870}(1467,\cdot)\) \(\chi_{1870}(1523,\cdot)\) \(\chi_{1870}(1527,\cdot)\) \(\chi_{1870}(1567,\cdot)\) \(\chi_{1870}(1637,\cdot)\) \(\chi_{1870}(1643,\cdot)\) \(\chi_{1870}(1697,\cdot)\) \(\chi_{1870}(1797,\cdot)\) \(\chi_{1870}(1807,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((1497,1531,1431)\) → \((i,e\left(\frac{1}{5}\right),e\left(\frac{1}{16}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(13\)\(19\)\(21\)\(23\)\(27\)\(29\)\(31\)
\( \chi_{ 1870 }(37, a) \) \(1\)\(1\)\(e\left(\frac{33}{80}\right)\)\(e\left(\frac{27}{80}\right)\)\(e\left(\frac{33}{40}\right)\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{39}{40}\right)\)\(-i\)\(e\left(\frac{11}{16}\right)\)\(e\left(\frac{19}{80}\right)\)\(e\left(\frac{57}{80}\right)\)\(e\left(\frac{61}{80}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1870 }(37,a) \;\) at \(\;a = \) e.g. 2