#239982

order	512
nilpotency class	3
isoclinism	isoclinic class of #239977
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁵

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂×#394
commutator, Frattini, cosocle	C₂×C₄²	C₂⁴
prime radical	C₂×#3212	C₂
LCS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂²×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

910 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 48
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 4 generators on 48 points:

(1,2)(3,6)(4,7)(5,9)(8,12)(10,14)(11,13)(15,16)(17,18,23,27)(19,28,31,40)(20,32,36,25)(21,26,22,37)(24,38,41,30)(29,45,33,44)(34,47,35,43)(39,46,42,48);(1,3)(2,6)(4,11)(5,10)(7,13)(8,15)(9,14)(12,16)(17,19)(18,24)(20,33)(21,30)(22,38)(23,31)(25,42)(26,40)(27,41)(28,37)(29,36)(32,39)(34,48)(35,46)(43,44)(45,47);(2,7)(4,12)(6,13)(8,9)(11,16)(14,15)(17,20,22,35,23,36,21,34)(18,25,26,43,27,32,37,47)(19,29,30,46,31,33,38,48)(24,39,28,44,41,42,40,45);(3,10)(6,14)(11,16)(13,15)(17,21,23,22)(18,26,27,37)(19,30,31,38)(20,34,36,35)(24,40,41,28)(25,43,32,47)(29,46,33,48)(39,45,42,44)

Polycyclic presentation:

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

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 147178);