Properties

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

Learn more

Show commands: Pari/GP / SageMath

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

Character group

sage: G.order()
 
pari: g.no
 
Order = 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 \(1\)