Finite Group Databasebeta
Cayley diagram

Dic98 #87623

order392
isoclinismisoclinic class of Dic98
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

dicyclicDic98
unambiguous semidirect productC49⋊Q8

Splittings

SylowC49 ⋊ Q8

Subgroups

subgroupG/H
centerC2C2×D49
commutator, cosocleC2×C49C22
Frattini, socle, prime radicalC2×C7C2×D7
FittingC4×C49C2
hypercenterC4D49
hypocenterC49Q8
LCSG ▷ C2×C49 ▷ C49
UCSC1 ◁ C2 ◁ C4

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 57
transitive degreeμt(G) = 392

A minimal faithful permutation representation — 2 generators on 57 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);(1,5,3,7)(2,6,4,8)(10,57)(11,56)(12,55)(13,54)(14,53)(15,52)(16,51)(17,50)(18,49)(19,48)(20,47)(21,46)(22,45)(23,44)(24,43)(25,42)(26,41)(27,40)(28,39)(29,38)(30,37)(31,36)(32,35)(33,34)

Polycyclic presentation:

2^3,7^2|a^2=c,b^2=c,d^7=e^6,b^a=bc,d^a=d^6e,e^a=e^6

Conjugacy classes & character table

101 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic196, #11715986, #11715994, …
maximal normal subgroup ofDic196, #11715986, #11715994, …
maximal quotient ofDic49⋊C4, C4⋊Dic49, C2×Dic98, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(392, 3);