Finite Group Databasebeta

Dic490 #14519927

order1960
automorphismAut(G) order 329280
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

dicyclicDic490

Splittings

HallC5×C49 ⋊ Q8
SylowC49 ⋊ Dic10
SylowC5 ⋊ Dic98

Subgroups

subgroupG/H
centerC2C2×D245
commutator, cosocleC2×C5×C49C22
FrattiniC2×C7C2×D35
FittingC4×C5×C49C2
socle, prime radicalC2×C5×C7C2×D7
hypercenterC4D245
hypocenterC5×C49Q8
LCSG ▷ C2×C5×C49 ▷ C5×C49
UCSC1 ◁ C2 ◁ C4

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 62
transitive degreeμt(G) = 1960

A minimal faithful permutation representation — 2 generators on 62 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);(1,5,3,7)(2,6,4,8)(10,13)(11,12)(15,62)(16,61)(17,60)(18,59)(19,58)(20,57)(21,56)(22,55)(23,54)(24,53)(25,52)(26,51)(27,50)(28,49)(29,48)(30,47)(31,46)(32,45)(33,44)(34,43)(35,42)(36,41)(37,40)(38,39)

Polycyclic presentation:

2^3,5,7^2|a^2=c,b^2=c,e^7=f,b^a=bc,d^a=d^4,e^a=e^6f^6,f^a=f^6

Conjugacy classes & character table

493 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic980, Dic1470, Dic2450, …
maximal normal subgroup ofDic980
maximal quotient ofDic1470, Dic2450, Dic3430, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1960, 24);