Properties

Label 2001.7
Modulus $2001$
Conductor $667$
Order $154$
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(154))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,133,66]))
 
pari: [g,chi] = znchar(Mod(7,2001))
 

Basic properties

Modulus: \(2001\)
Conductor: \(667\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(154\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{667}(7,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2001.bp

\(\chi_{2001}(7,\cdot)\) \(\chi_{2001}(103,\cdot)\) \(\chi_{2001}(112,\cdot)\) \(\chi_{2001}(136,\cdot)\) \(\chi_{2001}(181,\cdot)\) \(\chi_{2001}(199,\cdot)\) \(\chi_{2001}(226,\cdot)\) \(\chi_{2001}(268,\cdot)\) \(\chi_{2001}(286,\cdot)\) \(\chi_{2001}(310,\cdot)\) \(\chi_{2001}(313,\cdot)\) \(\chi_{2001}(343,\cdot)\) \(\chi_{2001}(355,\cdot)\) \(\chi_{2001}(364,\cdot)\) \(\chi_{2001}(373,\cdot)\) \(\chi_{2001}(442,\cdot)\) \(\chi_{2001}(451,\cdot)\) \(\chi_{2001}(517,\cdot)\) \(\chi_{2001}(571,\cdot)\) \(\chi_{2001}(658,\cdot)\) \(\chi_{2001}(661,\cdot)\) \(\chi_{2001}(778,\cdot)\) \(\chi_{2001}(799,\cdot)\) \(\chi_{2001}(835,\cdot)\) \(\chi_{2001}(865,\cdot)\) \(\chi_{2001}(895,\cdot)\) \(\chi_{2001}(964,\cdot)\) \(\chi_{2001}(973,\cdot)\) \(\chi_{2001}(1006,\cdot)\) \(\chi_{2001}(1009,\cdot)\) ...

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: $\Q(\zeta_{77})$
Fixed field: Number field defined by a degree 154 polynomial (not computed)

Values on generators

\((668,1132,553)\) → \((1,e\left(\frac{19}{22}\right),e\left(\frac{3}{7}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2001 }(7, a) \) \(-1\)\(1\)\(e\left(\frac{12}{77}\right)\)\(e\left(\frac{24}{77}\right)\)\(e\left(\frac{45}{154}\right)\)\(e\left(\frac{85}{154}\right)\)\(e\left(\frac{36}{77}\right)\)\(e\left(\frac{69}{154}\right)\)\(e\left(\frac{75}{154}\right)\)\(e\left(\frac{62}{77}\right)\)\(e\left(\frac{109}{154}\right)\)\(e\left(\frac{48}{77}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2001 }(7,a) \;\) at \(\;a = \) e.g. 2