Finite Group Databasebeta

Dic242 #11757229

order968
automorphismAut(G) order 106480
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

dicyclicDic242
unambiguous semidirect productC121⋊Q8

Splittings

SylowC121 ⋊ Q8

Subgroups

subgroupG/H
centerC2C2×D121
commutator, cosocleC2×C121C22
Frattini, socle, prime radicalC2×C11C2×D11
FittingC4×C121C2
hypercenterC4D121
hypocenterC121Q8
LCSG ▷ C2×C121 ▷ C121
UCSC1 ◁ C2 ◁ C4

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 129
transitive degreeμt(G) = 968

A minimal faithful permutation representation — 2 generators on 129 points:

(1,2,3,4)(5,8,7,6)(9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129);(1,5,3,7)(2,6,4,8)(10,129)(11,128)(12,127)(13,126)(14,125)(15,124)(16,123)(17,122)(18,121)(19,120)(20,119)(21,118)(22,117)(23,116)(24,115)(25,114)(26,113)(27,112)(28,111)(29,110)(30,109)(31,108)(32,107)(33,106)(34,105)(35,104)(36,103)(37,102)(38,101)(39,100)(40,99)(41,98)(42,97)(43,96)(44,95)(45,94)(46,93)(47,92)(48,91)(49,90)(50,89)(51,88)(52,87)(53,86)(54,85)(55,84)(56,83)(57,82)(58,81)(59,80)(60,79)(61,78)(62,77)(63,76)(64,75)(65,74)(66,73)(67,72)(68,71)(69,70)

Polycyclic presentation:

2^3,11^2|a^2=c,b^2=c,d^11=e,b^a=bc,d^a=d^10e^10,e^a=e^10

Conjugacy classes & character table

245 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic484, #14515412, #14515420, …
maximal normal subgroup ofDic484, #14515412, #14515420, …
maximal quotient ofDic121⋊C4, C4⋊Dic121, C2×Dic242, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(968, 3);