#72314336

order	1024
nilpotency class	4
automorphism	?
homology	Abelianization (H₁) = C₂⁴×C₄ · Schur multiplier (H₂) = C₂⁸

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, socle	C₂²	C₂²×#442
commutator	C₂×C₈	C₂⁴×C₄
Frattini, cosocle	C₂²×C₈	C₂⁵
prime radical	#7623621	C₂
LCS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄×D₄ ◁ D₄×#97 ◁ G
LECS	G ▷ C₂²×C₈ ▷ C₄ ▷ C₂ ▷ C₁

3027 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 40
transitive degree	μ_t(G) = 128

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^10|b^2=f,c^2=fh,d^2=fj,e^2=fgi,g^2=i,i^2=j,c^b=ch,d^a=dhj,d^c=dj,e^a=ej,e^b=eg,e^c=ei,e^d=eghj,f^e=fj,g^b=gi,g^c=gj,g^d=gi,g^e=gj,i^b=ij,i^d=ij

Conjugacy classes & character table

103 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72314371, #72314559, #72314604
maximal normal subgroup of	#72314371, #72314559, #72314604

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