Finite Group Databasebeta

D488 #11758191

order976
automorphismAut(G) order 117120
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD488

Splittings

FittingC8×C61 ⋊ C2
SylowC61 ⋊ D8

Subgroups

subgroupG/H
centerC2D244
commutator, cosocleC4×C61C22
FrattiniC4C2×D61
FittingC8×C61C2
socleC2×C61D4
hypercenterC8D61
hypocenterC61D8
LCSG ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C4 ◁ C8

22 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 69
transitive degreeμt(G) = 488

A minimal faithful permutation representation — 2 generators on 69 points:

(1,2,3,4,5,6,7,8)(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);(2,8)(3,7)(4,6)(10,69)(11,68)(12,67)(13,66)(14,65)(15,64)(16,63)(17,62)(18,61)(19,60)(20,59)(21,58)(22,57)(23,56)(24,55)(25,54)(26,53)(27,52)(28,51)(29,50)(30,49)(31,48)(32,47)(33,46)(34,45)(35,44)(36,43)(37,42)(38,41)(39,40)

Polycyclic presentation:

2^4,61|b^2=cd,c^2=d,b^a=bc,c^a=cd,e^a=e^60

Conjugacy classes & character table

247 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#14519718, D976, #14519720, …
maximal normal subgroup of#14519718, D976, #14519720, …
maximal quotient of#14519699, #14519711, D976, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(976, 7);