Finite Group Databasebeta

#72234384

order1024
nilpotency class5
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C22×#357
commutatorC2×C16C23×C4
Frattini, cosocleC4×C16C24
prime radical#7623990C2
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C4×#41 ◁ C8×#41 ◁ C16×#41 ◁ G
LECSG ▷ C4×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

993 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 80
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 80 points:

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

Polycyclic presentation:

2^10|a^2=f,b^2=j,d^2=efgh,e^2=gij,f^2=h,g^2=ij,i^2=j,c^b=ch,d^a=de,e^a=eg,e^d=ej,f^d=fj,g^a=gi,i^a=ij

Conjugacy classes & character table

130 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72234391, #72322300, #72322477
maximal normal subgroup of#72234391, #72322300, #72322477

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