C₇×#208 #66611

order	336
isoclinism	isoclinic class of Dic₆
automorphism	Aut(G) = C₂²×C₃×D₃×D₄ (order 576) · Inn(G) = C₂×D₃ · Out(G) = C₂⁴×C₃
homology	Abelianization (H₁) = C₂×C₄×C₇ · Schur multiplier (H₂) = C₁

Aliases

Hall	C₃×C₇ ⋊ M₁₆
Sylow	C₃ ⋊ C₇×M₁₆

40 conjugacy classes of subgroups.

minimal degree	μ(G) = 18
transitive degree	μ_t(G) = 168

A minimal faithful permutation representation — 2 generators on 18 points:

(1,2,3)(5,8)(9,11)(12,13,14,15,16,17,18);(2,3)(4,11,10,8,7,9,6,5)

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(336, 80);