Finite Group Databasebeta

Dic494 #14520354

order1976
automorphismAut(G) order 426816
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

dicyclicDic494

Splittings

HallC13×C19 ⋊ Q8
SylowC19 ⋊ Dic26
SylowC13 ⋊ Dic38

Subgroups

subgroupG/H
center, FrattiniC2C2×D247
commutator, socle, prime radical, cosocleC2×C13×C19C22
FittingC4×C13×C19C2
hypercenterC4D247
hypocenterC13×C19Q8
LCSG ▷ C2×C13×C19 ▷ C13×C19
UCSC1 ◁ C2 ◁ C4

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 1976

A minimal faithful permutation representation — 2 generators on 40 points:

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

Polycyclic presentation:

2^3,13,19|a^2=c,b^2=c,b^a=bc,d^a=d^12,e^a=e^18

Conjugacy classes & character table

497 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic988, Dic1482, Dic2470, …
maximal normal subgroup ofDic988
maximal quotient ofDic1482, Dic2470, Dic3458, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1976, 24);