#72300535

order	1024
nilpotency class	2
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹¹×C₄

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 8846 conjugacy classes of subgroups; only the 3385 normal subgroups are shown.

Full subgroup data →

Presentation

minimal degree	μ(G) = 28
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 6 generators on 28 points:

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

Polycyclic presentation:

2^10|a^2=h,b^2=g,c^2=g,b^a=bhi,c^a=cgij,c^b=cgij,d^c=di,e^b=eg,e^c=eg,e^d=eg,f^b=fg,f^c=fg,f^d=fh,f^e=fg

Conjugacy classes & character table

142 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72300575
maximal normal subgroup of	#72300575

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.8);;
gap> SetPower(coll, 2, F.7);;
gap> SetPower(coll, 3, F.7);;
gap> SetConjugate(coll, 2, 1, F.2*F.8*F.9);;
gap> SetConjugate(coll, 3, 1, F.3*F.7*F.9*F.10);;
gap> SetConjugate(coll, 3, 2, F.3*F.7*F.9*F.10);;
gap> SetConjugate(coll, 4, 3, F.4*F.9);;
gap> SetConjugate(coll, 5, 2, F.5*F.7);;
gap> SetConjugate(coll, 5, 3, F.5*F.7);;
gap> SetConjugate(coll, 5, 4, F.5*F.7);;
gap> SetConjugate(coll, 6, 2, F.6*F.7);;
gap> SetConjugate(coll, 6, 3, F.6*F.7);;
gap> SetConjugate(coll, 6, 4, F.6*F.8);;
gap> SetConjugate(coll, 6, 5, F.6*F.7);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);