Finite Group Databasebeta

Dic987 #16841124

order3948
automorphismAut(G) order 1089648
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic987
unambiguous semidirect productC3⋊Dic329
unambiguous semidirect productC7⋊Dic141
unambiguous semidirect productC47⋊Dic21

Splittings

derived, HallC3×C7×C47 ⋊ C4
HallC7×C47 ⋊ Dic3
HallC3×C47 ⋊ Dic7
SylowC47 ⋊ Dic21
HallC3×C7 ⋊ Dic47
SylowC7 ⋊ Dic141
SylowC3 ⋊ Dic329

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D987
commutator, hypocenterC3×C7×C47C4
Fitting, socle, prime radical, cosocleC2×C3×C7×C47C2
LCSG ▷ C3×C7×C47
UCSC1 ◁ C2

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 61
transitive degreeμt(G) = 3948

A minimal faithful permutation representation — 2 generators on 61 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);(1,3,2,4)(6,7)(9,14)(10,13)(11,12)(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:

2,3,7,47,2|a^2=e,b^a=b^2,c^a=c^6,d^a=d^46

Conjugacy classes & character table

990 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic2961, C3⋊(ΓL(1,𝔽8)⋊Dic47), C3×Dic987, …
maximal normal subgroup ofC3⋊(ΓL(1,𝔽8)⋊Dic47), C3×Dic987, C5×Dic987, …
maximal quotient ofDic2961, C3×Dic987, C3⋊Dic987, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3948, 12);