Finite Group Databasebeta

#72245177

order2352
automorphism?
homologyAbelianization (H1) = C23×C3 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC72×Q8 ⋊ C2×C3
Hall#11716133 ⋊ C3
HallC7×ΓL(1,𝔽8) ⋊ #41
SylowC72 ⋊ C3×#41

Subgroups

subgroupG/H
center, FrattiniC2C22×ΓL(1,𝔽8)⋊D7
commutator, socle, cosocleC2×C72C23×C3
FittingC72×Q8C2×C3
hypercenterQ8ΓL(1,𝔽8)⋊D7
hypocenterC72C3×#41
LCSG ▷ C2×C72 ▷ C72
UCSC1 ◁ C2 ◁ Q8

200 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 168

Polycyclic presentation:

2^3,3,2,7^2|a^2=e,c^2=e,b^a=be,c^a=ce,f^b=f^6,f^d=g,g^b=g^6,g^d=f^5g^3

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#41×ΓL(1,𝔽8)⋊D7, #72245202, #72245321, …
maximal normal subgroup of#41×ΓL(1,𝔽8)⋊D7, #72245202, #72245321, …

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