#220827

order	512
nilpotency class	3
isoclinism	isoclinic class of D₈²
automorphism	?
homology	Abelianization (H₁) = C₂³×C₄ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂³	D₄²
commutator	C₄²	C₂³×C₄
Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#127	C₂³
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³ ◁ C₂×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

913 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 36
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 36 points:

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

Polycyclic presentation:

2^9|a^2=g,b^2=hi,c^2=hi,d^2=h,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=dh,e^a=eh,f^a=fi,d^b=de,e^b=eh,f^c=fi,e^d=eh

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 128023);