C₂×#13398 #499051

order	512
nilpotency class	4
isoclinism	isoclinic class of #13398
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁶

Aliases

	subgroup	G/H
center, socle	C₂³	#481
commutator, Frattini, cosocle	C₂²×C₈	C₂⁴
prime radical	C₂²×#469	C₂
LCS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂³×C₄ ◁ C₂³×M₁₆ ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

1272 conjugacy classes of subgroups.

minimal degree	μ(G) = 22
transitive degree	μ_t(G) = 64

A minimal faithful permutation representation — 4 generators on 22 points:

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

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 406247);