#72339932

order	2048
nilpotency class	2
automorphism	?
homology	Abelianization (H₁) = C₂⁶ · Schur multiplier (H₂) = C₂¹⁷

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂⁵	C₂⁶
prime radical	C₂×#612792	C₂
LCS	G ▷ C₂⁵ ▷ C₁
UCS	C₁ ◁ C₂⁵ ◁ G
LECS	G ▷ C₂⁵ ▷ C₁

828054 conjugacy classes of subgroups.

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:

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

Polycyclic presentation:

2^11|b^2=g,c^2=k,d^2=i,b^a=bg,d^a=dh,d^b=dg,d^c=dj,e^d=ehij,f^d=fgk

Conjugacy classes & character table

392 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72339945, #72339997
maximal normal subgroup of	#72339945, #72339997

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", "k");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]);;
gap> SetPower(coll, 2, F.7);;
gap> SetPower(coll, 3, F.11);;
gap> SetPower(coll, 4, F.9);;
gap> SetConjugate(coll, 2, 1, F.2*F.7);;
gap> SetConjugate(coll, 4, 1, F.4*F.8);;
gap> SetConjugate(coll, 4, 2, F.4*F.7);;
gap> SetConjugate(coll, 4, 3, F.4*F.10);;
gap> SetConjugate(coll, 5, 4, F.5*F.8*F.9*F.10);;
gap> SetConjugate(coll, 6, 4, F.6*F.7*F.11);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);