C₂×#28378 #6463056

order	512
nilpotency class	3
isoclinism	isoclinic class of #24384
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁷×C₄

Aliases

	subgroup	G/H
center, socle	C₂⁴	C₂²×D₄
commutator, Frattini, cosocle	C₂²×C₄	C₂⁵
prime radical	C₂×#2011	C₂
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ C₂×C₄³ ◁ G
LECS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁

3260 conjugacy classes of subgroups.

minimal degree	μ(G) = 22
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 5 generators on 22 points:

(1,2);(7,8)(9,13)(10,11)(12,14)(15,16,17,21,18,20,22,19);(3,4,5,6)(8,11)(12,13);(4,6)(16,19)(17,22)(20,21);(7,9,10,14)(8,12,11,13)(16,20)(19,21)

maximal subgroup of	C₂×#6576038, C₂×#6575390, C₂×#6467353
maximal normal subgroup of	C₂×#6576038, C₂×#6575390, C₂×#6467353

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6370252);