C₂×#30444 #7500765

order	512
nilpotency class	3
isoclinism	isoclinic class of #30396
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁹×C₄

Aliases

	subgroup	G/H
center, socle	C₂⁴	C₂²×D₄
commutator, Frattini, cosocle	C₂²×C₄	C₂⁵
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ C₂×C₄×C₂²⋊C₄ ◁ G
LECS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁

4794 conjugacy classes of subgroups.

minimal degree	μ(G) = 18
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 5 generators on 18 points:

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

maximal subgroup of	#72264640, #72264645, C₂×#7614451, …
maximal normal subgroup of	#72264640, #72264645, C₂×#7614451, …

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7407961);