D₁₂₀₆₅ #37563247

order	24130
automorphism	?
homology	Abelianization (H₁) = C₂ · Schur multiplier (H₂) = C₁

Aliases

dihedral	D₁₂₀₆₅
unambiguous semidirect product	C₅⋊D₂₄₁₃
unambiguous semidirect product	C₁₉⋊D₆₃₅
unambiguous semidirect product	C₁₂₇⋊D₉₅

Splittings

Fitting, socle, derived, Hall	C₅×C₁₉×C₁₂₇ ⋊ C₂
Hall	C₁₉×C₁₂₇ ⋊ D₅
Hall	C₅×C₁₂₇ ⋊ D₁₉
Sylow	C₁₂₇ ⋊ D₉₅
Hall	C₅×C₁₉ ⋊ D₁₂₇
Sylow	C₁₉ ⋊ D₆₃₅
Sylow	C₅ ⋊ D₂₄₁₃

Subgroups

	subgroup	G/H
center, Frattini, hypercenter	C₁	G
commutator, Fitting, socle, cosocle, hypocenter	C₅×C₁₉×C₁₂₇	C₂
LCS	G ▷ C₅×C₁₉×C₁₂₇
UCS	C₁

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 151
transitive degree	μ_t(G) = 12065

A minimal faithful permutation representation — 2 generators on 151 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);(2,5)(3,4)(7,24)(8,23)(9,22)(10,21)(11,20)(12,19)(13,18)(14,17)(15,16)(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:

2,5,19,127|b^a=b^4,c^a=c^18,d^a=d^126

Conjugacy classes & character table

6034 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24130, 8);

D12065 #37563247