#339840

order	512
nilpotency class	3
isoclinism	isoclinic class of #339775
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	#2675
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂²×D₄	C₂×D₄
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

531 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 32
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^9|a^2=hi,b^2=i,c^2=i,d^2=ei,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,d^a=def,e^a=eh,f^a=fi,c^b=cg,d^b=dei,e^b=eh,g^b=gh,f^c=fi,g^c=gh,f^d=fi

Conjugacy classes & character table

47 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 247036);