Properties

Label 2001.31
Modulus $2001$
Conductor $667$
Order $308$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2001, base_ring=CyclotomicField(308))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,84,11]))
 
pari: [g,chi] = znchar(Mod(31,2001))
 

Basic properties

Modulus: \(2001\)
Conductor: \(667\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(308\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{667}(31,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2001.bt

\(\chi_{2001}(31,\cdot)\) \(\chi_{2001}(55,\cdot)\) \(\chi_{2001}(73,\cdot)\) \(\chi_{2001}(85,\cdot)\) \(\chi_{2001}(118,\cdot)\) \(\chi_{2001}(124,\cdot)\) \(\chi_{2001}(127,\cdot)\) \(\chi_{2001}(142,\cdot)\) \(\chi_{2001}(163,\cdot)\) \(\chi_{2001}(193,\cdot)\) \(\chi_{2001}(211,\cdot)\) \(\chi_{2001}(259,\cdot)\) \(\chi_{2001}(271,\cdot)\) \(\chi_{2001}(280,\cdot)\) \(\chi_{2001}(292,\cdot)\) \(\chi_{2001}(301,\cdot)\) \(\chi_{2001}(334,\cdot)\) \(\chi_{2001}(340,\cdot)\) \(\chi_{2001}(358,\cdot)\) \(\chi_{2001}(403,\cdot)\) \(\chi_{2001}(409,\cdot)\) \(\chi_{2001}(427,\cdot)\) \(\chi_{2001}(445,\cdot)\) \(\chi_{2001}(466,\cdot)\) \(\chi_{2001}(472,\cdot)\) \(\chi_{2001}(478,\cdot)\) \(\chi_{2001}(496,\cdot)\) \(\chi_{2001}(508,\cdot)\) \(\chi_{2001}(514,\cdot)\) \(\chi_{2001}(532,\cdot)\) ...

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: $\Q(\zeta_{308})$
Fixed field: Number field defined by a degree 308 polynomial (not computed)

Values on generators

\((668,1132,553)\) → \((1,e\left(\frac{3}{11}\right),e\left(\frac{1}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2001 }(31, a) \) \(-1\)\(1\)\(e\left(\frac{179}{308}\right)\)\(e\left(\frac{25}{154}\right)\)\(e\left(\frac{9}{154}\right)\)\(e\left(\frac{47}{77}\right)\)\(e\left(\frac{229}{308}\right)\)\(e\left(\frac{197}{308}\right)\)\(e\left(\frac{107}{308}\right)\)\(e\left(\frac{71}{154}\right)\)\(e\left(\frac{59}{308}\right)\)\(e\left(\frac{25}{77}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2001 }(31,a) \;\) at \(\;a = \) e.g. 2