Finite Group Databasebeta

Dic6715 #41001698

order26860
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic6715
unambiguous semidirect productC79⋊Dic85

Splittings

derived, HallC5×C17×C79 ⋊ C4
HallC17×C79 ⋊ Dic5
HallC5×C79 ⋊ Dic17
HallC5×C17 ⋊ Dic79
SylowC79 ⋊ Dic85
SylowC17 ⋊ Dic395
SylowC5 ⋊ Dic1343

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D6715
commutator, hypocenterC5×C17×C79C4
Fitting, socle, prime radical, cosocleC2×C5×C17×C79C2
LCSG ▷ C5×C17×C79
UCSC1 ◁ C2

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 105
transitive degreeμt(G) = 26860

A minimal faithful permutation representation — 2 generators on 105 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)(27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105);(1,3,2,4)(6,9)(7,8)(11,26)(12,25)(13,24)(14,23)(15,22)(16,21)(17,20)(18,19)(28,105)(29,104)(30,103)(31,102)(32,101)(33,100)(34,99)(35,98)(36,97)(37,96)(38,95)(39,94)(40,93)(41,92)(42,91)(43,90)(44,89)(45,88)(46,87)(47,86)(48,85)(49,84)(50,83)(51,82)(52,81)(53,80)(54,79)(55,78)(56,77)(57,76)(58,75)(59,74)(60,73)(61,72)(62,71)(63,70)(64,69)(65,68)(66,67)

Polycyclic presentation:

2,5,17,79,2|a^2=e,b^a=b^4,c^a=c^16,d^a=d^78

Conjugacy classes & character table

6718 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofDic13430
maximal normal subgroup ofDic13430

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26860, 8);