Finite Group Databasebeta

D763 #13095232

order1526
isoclinismisoclinic class of D763
automorphismAut(G) order 494424
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD763
unambiguous semidirect productC7⋊D109
unambiguous semidirect productC109⋊D7

Splittings

Fitting, socle, derived, HallC7×C109 ⋊ C2
SylowC109 ⋊ D7
SylowC7 ⋊ D109

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C109C2
LCSG ▷ C7×C109
UCSC1

8 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 116
transitive degreeμt(G) = 763

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

Polycyclic presentation:

2,7,109|b^a=b^6,c^a=c^108

Conjugacy classes & character table

383 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD7×D109, C2×D763, C3×D763, …
maximal normal subgroup ofD7×D109, C2×D763, C3×D763, …
maximal quotient ofDic763, C2×D763, C3×D763, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1526, 3);