#72304105

order	1024
nilpotency class	2
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹¹

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂⁴	C₂⁶
LCS	G ▷ C₂⁴ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ G
LECS	G ▷ C₂⁴ ▷ C₁

At least 7683 conjugacy classes of subgroups; only the 2977 normal subgroups are shown.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 6 generators on 40 points:

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

Polycyclic presentation:

2^10|a^2=g,c^2=g,d^2=j,e^2=i,c^b=ch,d^c=dgh,e^a=egi,e^b=eghij,e^c=ej,e^d=ej,f^a=fij,f^c=fgj,f^e=fij

Conjugacy classes & character table

118 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72304145
maximal normal subgroup of	#72304145

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from its polycyclic presentation:

gap> F := FreeGroup(IsSyllableWordsFamily, "a", "b", "c", "d", "e", "f", "g", "h", "i", "j");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 2, 2, 2]);;
gap> SetPower(coll, 1, F.7);;
gap> SetPower(coll, 3, F.7);;
gap> SetPower(coll, 4, F.10);;
gap> SetPower(coll, 5, F.9);;
gap> SetConjugate(coll, 3, 2, F.3*F.8);;
gap> SetConjugate(coll, 4, 3, F.4*F.7*F.8);;
gap> SetConjugate(coll, 5, 1, F.5*F.7*F.9);;
gap> SetConjugate(coll, 5, 2, F.5*F.7*F.8*F.9*F.10);;
gap> SetConjugate(coll, 5, 3, F.5*F.10);;
gap> SetConjugate(coll, 5, 4, F.5*F.10);;
gap> SetConjugate(coll, 6, 1, F.6*F.9*F.10);;
gap> SetConjugate(coll, 6, 3, F.6*F.7*F.10);;
gap> SetConjugate(coll, 6, 5, F.6*F.9*F.10);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);