Finite Group Databasebeta

D4×C19×#101 #18028368

order4864
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C19 · Schur multiplier (H2) = C26

Aliases

direct productD4×C19×#101

Subgroups

subgroupG/H
center, socleC22×C19C22×C22⋊C4
commutatorC23C23×C4×C19
Frattini, cosocleC22×C4C24×C19
prime radicalC22×D4×C19C2×C4
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C4×D4×C19 ◁ G

1378 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 1216

A minimal faithful permutation representation — 4 generators on 39 points:

(1,2,3,4)(21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39);(2,4);(5,6,8,12,9,11,17,19)(7,13,14,20,15,10,16,18);(5,7,9,15)(6,10,11,13)(8,16,17,14)(12,20,19,18)

Conjugacy classes & character table

1045 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 15397);