Properties

Modulus 69
Conductor 69
Order 22
Real no
Primitive yes
Minimal yes
Parity even
Orbit label 69.g

Related objects

Learn more about

Show commands for: Pari/GP / SageMath
sage: from sage.modular.dirichlet import DirichletCharacter
 
sage: H = DirichletGroup(69)
 
sage: M = H._module
 
sage: chi = DirichletCharacter(H, M([11,17]))
 
pari: [g,chi] = znchar(Mod(38,69))
 

Basic properties

sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Modulus = 69
Conductor = 69
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Order = 22
Real = no
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1 \\ if not primitive returns [cond,factorization]
 
Primitive = yes
Minimal = yes
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 
Parity = even
Orbit label = 69.g
Orbit index = 7

Galois orbit

sage: chi.galois_orbit()
 
pari: order = charorder(g,chi)
 
pari: [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

\(\chi_{69}(5,\cdot)\) \(\chi_{69}(11,\cdot)\) \(\chi_{69}(14,\cdot)\) \(\chi_{69}(17,\cdot)\) \(\chi_{69}(20,\cdot)\) \(\chi_{69}(38,\cdot)\) \(\chi_{69}(44,\cdot)\) \(\chi_{69}(53,\cdot)\) \(\chi_{69}(56,\cdot)\) \(\chi_{69}(65,\cdot)\)

Values on generators

\((47,28)\) → \((-1,e\left(\frac{17}{22}\right))\)

Values

-11245781011131416
\(1\)\(1\)\(e\left(\frac{1}{22}\right)\)\(e\left(\frac{1}{11}\right)\)\(e\left(\frac{3}{11}\right)\)\(e\left(\frac{15}{22}\right)\)\(e\left(\frac{3}{22}\right)\)\(e\left(\frac{7}{22}\right)\)\(e\left(\frac{5}{11}\right)\)\(e\left(\frac{9}{11}\right)\)\(e\left(\frac{8}{11}\right)\)\(e\left(\frac{2}{11}\right)\)
value at  e.g. 2

Related number fields

Field of values \(\Q(\zeta_{11})\)

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 69 }(38,·) )\;\) at \(\;a = \) e.g. 2
\(\displaystyle \tau_{2}(\chi_{69}(38,\cdot)) = \sum_{r\in \Z/69\Z} \chi_{69}(38,r) e\left(\frac{2r}{69}\right) = 7.6025536018+3.3468162083i \)

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 69 }(38,·),\chi_{ 69 }(n,·)) \;\) for \( \; n = \) e.g. 1
\( \displaystyle J(\chi_{69}(38,\cdot),\chi_{69}(1,\cdot)) = \sum_{r\in \Z/69\Z} \chi_{69}(38,r) \chi_{69}(1,1-r) = 1 \)

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 69 }(38,·)) \;\) at \(\; a,b = \) e.g. 1,2
\( \displaystyle K(1,2,\chi_{69}(38,·)) = \sum_{r \in \Z/69\Z} \chi_{69}(38,r) e\left(\frac{1 r + 2 r^{-1}}{69}\right) = 0.0 \)