C₂×#7877 #180919

order	512
nilpotency class	3
isoclinism	isoclinic class of #447
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄² · Schur multiplier (H₂) = C₂⁷

Aliases

direct product

C₂×#7877

Subgroups

	subgroup	G/H
center	C₂³×C₄	C₂×D₄
commutator	C₂×C₄	C₂²×C₄²
Frattini, cosocle	C₂×C₄²	C₂⁴
socle	C₂⁴	C₂×C₄⋊C₄
prime radical	C₂⁵	C₄⋊C₄
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³×C₄ ◁ C₂³×C₄² ◁ G
LECS	G ▷ C₂×C₄² ▷ C₂² ▷ C₁

1970 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 30
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 4 generators on 30 points:

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

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	C₂×#191719, C₂×#193663, C₂×#182495, …
maximal normal subgroup of	C₂×#191719, C₂×#193663, C₂×#182495, …
maximal quotient of	C₂×#126708, #72321709, C₂×#126720, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 88115);

C2×#7877 #180919

Aliases

Subgroups

Presentation

Conjugacy classes & character table

Relationships

GAP

C₂×#7877 #180919