#7684925

order	512
nilpotency class	2
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹³

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂³	C₂⁶
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂³ ◁ G
LECS	G ▷ C₂³ ▷ C₁

7858 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 20
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 6 generators on 20 points:

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

Polycyclic presentation:

2^9|b^2=g,d^2=gi,b^a=bg,c^a=ch,c^b=ci,d^c=dh,f^e=fi

Conjugacy classes & character table

113 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72257597, #72257663, #72262504, …
maximal normal subgroup of	#72257597, #72257663, #72262504, …
maximal quotient of	C₂×#7684925, #72280970, #72281218

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7592121);