Finite Group Databasebeta

C2×D131 #10587120

order524
isoclinismisoclinic class of D131
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD262
direct productC2×D131
unambiguous semidirect productC131⋊C22
unambiguous semidirect product(C2×C131)⋊C2

Splittings

Fitting, socleC2×C131 ⋊ C2
derived, SylowC131 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2D131
commutator, cosocle, hypocenterC131C22
FrattiniC1G
Fitting, socleC2×C131C2
LCSG ▷ C131
UCSC1 ◁ C2

10 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 133
transitive degreeμt(G) = 262

A minimal faithful permutation representation — 2 generators on 133 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);(4,133)(5,132)(6,131)(7,130)(8,129)(9,128)(10,127)(11,126)(12,125)(13,124)(14,123)(15,122)(16,121)(17,120)(18,119)(19,118)(20,117)(21,116)(22,115)(23,114)(24,113)(25,112)(26,111)(27,110)(28,109)(29,108)(30,107)(31,106)(32,105)(33,104)(34,103)(35,102)(36,101)(37,100)(38,99)(39,98)(40,97)(41,96)(42,95)(43,94)(44,93)(45,92)(46,91)(47,90)(48,89)(49,88)(50,87)(51,86)(52,85)(53,84)(54,83)(55,82)(56,81)(57,80)(58,79)(59,78)(60,77)(61,76)(62,75)(63,74)(64,73)(65,72)(66,71)(67,70)(68,69)

Conjugacy classes & character table

134 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×D131, C22⋊D131, D524, …
maximal normal subgroup ofC4×D131, C22⋊D131, D524, …
maximal quotient ofC4×D131, C2×Dic131, C22⋊D131, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(524, 3);