Finite Group Databasebeta

#72250913

order1024
nilpotency class5
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#12759
commutatorC2×#127C22×C4
Frattini, cosocleC22×#127C23
prime radical#7500908C2
LCSG ▷ C2×#127 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C24 ◁ C23×C4 ◁ C22×#127 ◁ G
LECSG ▷ C22×#127 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1

2495 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 36
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 36 points:

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

Polycyclic presentation:

2^10|a^2=j,b^2=g,c^2=hi,d^2=i,h^2=j,b^a=be,c^a=cf,c^b=cd,d^a=dh,d^b=dij,e^c=ehij,e^d=ei,g^c=gj,h^a=hj,h^b=hi,h^e=hj,i^a=ij

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72250917, #72250928, #72250935, …
maximal normal subgroup of#72250917, #72250928, #72250935, …

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