Properties

Label 2940.1739
Modulus $2940$
Conductor $2940$
Order $42$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2940, base_ring=CyclotomicField(42)) M = H._module chi = DirichletCharacter(H, M([21,21,21,37]))
 
Copy content pari:[g,chi] = znchar(Mod(1739,2940))
 

Basic properties

Modulus: \(2940\)
Conductor: \(2940\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(42\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: yes
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 2940.dd

\(\chi_{2940}(59,\cdot)\) \(\chi_{2940}(299,\cdot)\) \(\chi_{2940}(479,\cdot)\) \(\chi_{2940}(719,\cdot)\) \(\chi_{2940}(899,\cdot)\) \(\chi_{2940}(1139,\cdot)\) \(\chi_{2940}(1319,\cdot)\) \(\chi_{2940}(1559,\cdot)\) \(\chi_{2940}(1739,\cdot)\) \(\chi_{2940}(2159,\cdot)\) \(\chi_{2940}(2399,\cdot)\) \(\chi_{2940}(2819,\cdot)\)

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

Related number fields

Field of values: \(\Q(\zeta_{21})\)
Fixed field: 42.0.2592539244029945746847724383361996244930814995962639297850287414233958249966600192000000000000000000000.1

Values on generators

\((1471,1961,1177,1081)\) → \((-1,-1,-1,e\left(\frac{37}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 2940 }(1739, a) \) \(-1\)\(1\)\(e\left(\frac{5}{21}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{1}{42}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{41}{42}\right)\)\(e\left(\frac{5}{14}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{29}{42}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{2}{7}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 2940 }(1739,a) \;\) at \(\;a = \) e.g. 2