Properties

Label 916.21
Modulus $916$
Conductor $229$
Order $76$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(916, base_ring=CyclotomicField(76))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,29]))
 
pari: [g,chi] = znchar(Mod(21,916))
 

Basic properties

Modulus: \(916\)
Conductor: \(229\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(76\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{229}(21,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 916.r

\(\chi_{916}(13,\cdot)\) \(\chi_{916}(21,\cdot)\) \(\chi_{916}(93,\cdot)\) \(\chi_{916}(101,\cdot)\) \(\chi_{916}(109,\cdot)\) \(\chi_{916}(141,\cdot)\) \(\chi_{916}(145,\cdot)\) \(\chi_{916}(177,\cdot)\) \(\chi_{916}(197,\cdot)\) \(\chi_{916}(221,\cdot)\) \(\chi_{916}(237,\cdot)\) \(\chi_{916}(261,\cdot)\) \(\chi_{916}(281,\cdot)\) \(\chi_{916}(313,\cdot)\) \(\chi_{916}(317,\cdot)\) \(\chi_{916}(349,\cdot)\) \(\chi_{916}(357,\cdot)\) \(\chi_{916}(365,\cdot)\) \(\chi_{916}(437,\cdot)\) \(\chi_{916}(445,\cdot)\) \(\chi_{916}(573,\cdot)\) \(\chi_{916}(581,\cdot)\) \(\chi_{916}(601,\cdot)\) \(\chi_{916}(633,\cdot)\) \(\chi_{916}(653,\cdot)\) \(\chi_{916}(657,\cdot)\) \(\chi_{916}(665,\cdot)\) \(\chi_{916}(685,\cdot)\) \(\chi_{916}(689,\cdot)\) \(\chi_{916}(709,\cdot)\) ...

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: $\Q(\zeta_{76})$
Fixed field: Number field defined by a degree 76 polynomial

Values on generators

\((459,693)\) → \((1,e\left(\frac{29}{76}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 916 }(21, a) \) \(-1\)\(1\)\(e\left(\frac{7}{19}\right)\)\(e\left(\frac{15}{38}\right)\)\(e\left(\frac{63}{76}\right)\)\(e\left(\frac{14}{19}\right)\)\(e\left(\frac{31}{38}\right)\)\(e\left(\frac{49}{76}\right)\)\(e\left(\frac{29}{38}\right)\)\(e\left(\frac{17}{19}\right)\)\(e\left(\frac{2}{19}\right)\)\(e\left(\frac{15}{76}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 916 }(21,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 916 }(21,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 916 }(21,·),\chi_{ 916 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 916 }(21,·)) \;\) at \(\; a,b = \) e.g. 1,2