Finite Group Databasebeta

Dic166 #10620378

order664
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

dicyclicDic166
unambiguous semidirect productC83⋊Q8

Splittings

SylowC83 ⋊ Q8

Subgroups

subgroupG/H
center, FrattiniC2C2×D83
commutator, socle, prime radical, cosocleC2×C83C22
FittingC4×C83C2
hypercenterC4D83
hypocenterC83Q8
LCSG ▷ C2×C83 ▷ C83
UCSC1 ◁ C2 ◁ C4

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 91
transitive degreeμt(G) = 664

A minimal faithful permutation representation — 2 generators on 91 points:

(1,2,3,4)(5,8,7,6)(9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91);(1,5,3,7)(2,6,4,8)(10,91)(11,90)(12,89)(13,88)(14,87)(15,86)(16,85)(17,84)(18,83)(19,82)(20,81)(21,80)(22,79)(23,78)(24,77)(25,76)(26,75)(27,74)(28,73)(29,72)(30,71)(31,70)(32,69)(33,68)(34,67)(35,66)(36,65)(37,64)(38,63)(39,62)(40,61)(41,60)(42,59)(43,58)(44,57)(45,56)(46,55)(47,54)(48,53)(49,52)(50,51)

Polycyclic presentation:

2^3,83|a^2=c,b^2=c,b^a=bc,d^a=d^82

Conjugacy classes & character table

169 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13050578, #13050579, #13050580, …
maximal normal subgroup of#13050578, #13050579, #13050580, …
maximal quotient ofDic83⋊C4, C4⋊Dic83, C2×Dic166, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(664, 3);