Finite Group Databasebeta
Cayley diagram

#61902

order256
nilpotency class3
isoclinismisoclinic class of #61591
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C23×D4
commutator, Frattini, cosocleC2×C4C25
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C4×Q8 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

867 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 32 points:

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

Polycyclic presentation:

2^8|b^2=f,c^2=f,d^2=f,e^2=h,g^2=h,b^a=bf,c^a=cg,e^a=ef,g^a=gh,d^b=dfh,g^c=gh

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#6362245, #6362249, #6362307, …
maximal normal subgroup of#6362245, #6362249, #6362307, …
maximal quotient of#6386323, #6388211, #6388212, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 54890);