Finite Group Databasebeta

C2×#513003 #72321771

order1024
nilpotency class5
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#513003

Subgroups

subgroupG/H
center, socleC23C22×D16
commutator, Frattini, cosocleC2×C16C25
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ C22×C4×C8 ◁ C22×C4×C16 ◁ G
LECSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1

2385 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 42 points:

(3,4)(5,8)(6,7)(9,10)(11,12)(13,19)(14,21)(15,18)(16,30)(17,31)(20,23)(22,24)(25,35)(26,32)(27,38)(28,34)(29,42)(33,40)(36,41)(37,39);(4,7)(8,10)(12,18)(19,32)(20,33)(21,31)(22,34)(30,42)(35,38)(36,37);(12,19)(13,23)(14,17)(16,24)(18,32)(20,22)(21,38)(25,41)(26,40)(27,39)(28,29)(30,36)(31,35)(33,34)(37,42);(1,2)(11,13,24,41,17,27,29,40,15,26,28,39,14,25,16,23)(12,20,30,35,21,37,34,32,18,33,42,38,31,36,22,19);(3,5,6,9)(4,8,7,10)(11,14,15,17)(12,21,18,31)(13,25,26,27)(16,28,29,24)(19,35,32,38)(20,37,33,36)(22,30,34,42)(23,39,40,41)

Conjugacy classes & character table

148 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#72225501, #72322893, #72323113
maximal normal subgroup ofC2×#72225501, #72322893, #72323113
maximal quotient of#72321842

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from a minimal faithful permutation representation:

gap> G := Group((3,4)(5,8)(6,7)(9,10)(11,12)(13,19)(14,21)(15,18)(16,30)(17,31)(20,23)(22,24)(25,35)(26,32)(27,38)(28,34)(29,42)(33,40)(36,41)(37,39), (4,7)(8,10)(12,18)(19,32)(20,33)(21,31)(22,34)(30,42)(35,38)(36,37), (12,19)(13,23)(14,17)(16,24)(18,32)(20,22)(21,38)(25,41)(26,40)(27,39)(28,29)(30,36)(31,35)(33,34)(37,42), (1,2)(11,13,24,41,17,27,29,40,15,26,28,39,14,25,16,23)(12,20,30,35,21,37,34,32,18,33,42,38,31,36,22,19), (3,5,6,9)(4,8,7,10)(11,14,15,17)(12,21,18,31)(13,25,26,27)(16,28,29,24)(19,35,32,38)(20,37,33,36)(22,30,34,42)(23,39,40,41));