Finite Group Databasebeta

C71×#20943 #31841815

order18176
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C71 · Schur multiplier (H2) = C27

Aliases

direct productC71×#20943

Subgroups

subgroupG/H
center, socleC22×C71C2×#120
commutatorC2×C4C23×C4×C71
Frattini, cosocleC22×C4C24×C71
prime radicalC2×#575×C71C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C71 ◁ C23×C4×C71 ◁ G

1778 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 91
transitive degreeμt(G) = 4544

A minimal faithful permutation representation — 4 generators on 91 points:

(2,4)(5,6,9,14,10,12,8,13)(7,15,17,11,18,20,16,19)(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);(1,2,3,4)(5,7)(6,11)(8,17)(9,16)(10,18)(12,19)(13,20)(14,15);(5,7)(6,11)(8,16)(9,17)(10,18)(12,19)(13,15)(14,20);(6,12)(11,19)(13,14)(15,20)

Conjugacy classes & character table

4118 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18176, 13931);