Properties

Modulus $2$
Structure \(C_1\)
Order $1$

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Show commands: Pari/GP / SageMath

Copy content sage:H = DirichletGroup(2)
 
Copy content pari:g = idealstar(,2,2)
 

Character group

Copy content sage:G.order()
 
Copy content pari:g.no
 
Order = 1
Copy content sage:H.invariants()
 
Copy content pari:g.cyc
 
Structure = \(C_1\)

Characters

Each row describes a character. When available, the columns show the orbit label, order of the character, whether the character is primitive, and several values of the character.

Character Orbit Order Primitive \(-1\)
\(\chi_{2}(1,\cdot)\) 2.a 1 no \(1\)