#194989

order	512
nilpotency class	3
isoclinism	isoclinic class of #18284
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁶

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center	C₂×C₄	C₂×#120
commutator	C₂²×C₄	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂²	C₂×#386
prime radical	C₂²×#41	D₄
LCS	G ▷ C₂²×C₄ ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

1174 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

(2,6,7,8)(9,10,13,18,14,17,26,31)(11,15,21,29,20,28,35,39)(12,22,24,32,23,16,25,30)(19,27,34,38,33,37,36,40);(1,2,4,8,5,7,3,6)(9,11,13,21,14,20,26,35)(10,15,18,29,17,28,31,39)(12,19,25,36,23,33,24,34)(16,27,32,40,22,37,30,38);(9,12)(10,16)(11,19)(13,25)(14,23)(15,27)(17,22)(18,32)(20,33)(21,36)(24,26)(28,37)(29,40)(30,31)(34,35)(38,39);(1,3,5,4)(2,6,7,8)(10,17)(15,28)(16,22)(18,31)(27,37)(29,39)(30,32)(38,40)

Polycyclic presentation:

2^9|a^2=g,b^2=eg,d^2=h,e^2=h,g^2=i,b^a=be,c^a=cf,d^a=di,f^a=fi,e^b=eh,f^b=fi,g^b=gh,e^c=ei,g^c=gi

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 102185);