Finite Group Databasebeta
Cayley diagram

Dic71 #63342

order284
isoclinismisoclinic class of D71
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic71
unambiguous semidirect productC71⋊C4

Splittings

derived, SylowC71 ⋊ C4

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D71
commutator, hypocenterC71C4
Fitting, socle, prime radical, cosocleC2×C71C2
LCSG ▷ C71
UCSC1 ◁ C2

6 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 75
transitive degreeμt(G) = 284

A minimal faithful permutation representation — 2 generators on 75 points:

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

Polycyclic presentation:

2^2,71|a^2=b,c^a=c^70

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic142, C4×D71, C2×Dic71, …
maximal normal subgroup ofDic142, C4×D71, C2×Dic71, …
maximal quotient ofC71⋊C8, C2×Dic71, C3×Dic71, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(284, 1);