C₆₁×#7142 #29510575

order	15616
nilpotency class	2
isoclinism	isoclinic class of H(3,ℤ/4)
automorphism	?
homology	Abelianization (H₁) = C₄×C₁₆×C₆₁ · Schur multiplier (H₂) = C₄²

Aliases

direct product

C₆₁×#7142

Subgroups

	subgroup	G/H
center	C₄²×C₆₁	C₄²
commutator	C₄	C₄×C₁₆×C₆₁
Frattini, cosocle	C₂×C₄×C₈	C₂²×C₆₁
socle	C₂²×C₆₁	#336
prime radical	C₂³×C₆₁	C₂²⋊C₈
LCS	G ▷ C₄ ▷ C₁
UCS	C₁ ◁ C₄²×C₆₁ ◁ G

246 conjugacy classes of subgroups; only the 126 normal subgroups are shown.

normal subgroups only

This group has 246 conjugacy classes of subgroups — too many to draw. Only its 126 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degree	μ(G) = 93
transitive degree	μ_t(G) = 3904

A minimal faithful permutation representation — 2 generators on 93 points:

(1,2)(3,9,11,15)(4,7)(5,8)(6,10,13,16)(12,14)(17,18,19,22,20,23,25,28,21,24,26,29,27,30,31,32)(33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93);(1,3)(2,6,8,13)(4,10)(5,11)(7,9,14,15)(12,16)

Conjugacy classes & character table

5368 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 130);