Finite Group Databasebeta

D668 #13050683

order1336
automorphismAut(G) order 221776
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD668
unambiguous semidirect productC4⋊D167

Splittings

FittingC4×C167 ⋊ C2
SylowC167 ⋊ D4

Subgroups

subgroupG/H
center, FrattiniC2C2×D167
commutator, socle, cosocleC2×C167C22
FittingC4×C167C2
hypercenterC4D167
hypocenterC167D4
LCSG ▷ C2×C167 ▷ C167
UCSC1 ◁ C2 ◁ C4

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 171
transitive degreeμt(G) = 668

A minimal faithful permutation representation — 2 generators on 171 points:

(1,2,3,4)(5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171);(2,4)(6,171)(7,170)(8,169)(9,168)(10,167)(11,166)(12,165)(13,164)(14,163)(15,162)(16,161)(17,160)(18,159)(19,158)(20,157)(21,156)(22,155)(23,154)(24,153)(25,152)(26,151)(27,150)(28,149)(29,148)(30,147)(31,146)(32,145)(33,144)(34,143)(35,142)(36,141)(37,140)(38,139)(39,138)(40,137)(41,136)(42,135)(43,134)(44,133)(45,132)(46,131)(47,130)(48,129)(49,128)(50,127)(51,126)(52,125)(53,124)(54,123)(55,122)(56,121)(57,120)(58,119)(59,118)(60,117)(61,116)(62,115)(63,114)(64,113)(65,112)(66,111)(67,110)(68,109)(69,108)(70,107)(71,106)(72,105)(73,104)(74,103)(75,102)(76,101)(77,100)(78,99)(79,98)(80,97)(81,96)(82,95)(83,94)(84,93)(85,92)(86,91)(87,90)(88,89)

Polycyclic presentation:

2^3,167|b^a=bc,d^a=d^166,d^b=d^166

Conjugacy classes & character table

337 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#14581935, D1336, #14581937, …
maximal normal subgroup of#14581935, D1336, #14581937, …
maximal quotient of(C2×D167)⋊C4, C4⋊Dic167, D1336, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1336, 10);