Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | C2×#525 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
1205 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 28 points:
(2,4)(5,6,9,10)(7,11,12,8)(14,18)(15,21)(20,25)(22,27);(7,12)(8,11)(13,14,17,18)(15,19,21,24)(16,20,23,25)(22,26,27,28);(1,2)(3,4)(5,7)(6,8)(9,12)(10,11)(13,14)(15,19)(16,20)(17,18)(21,24)(22,26)(23,25)(27,28);(13,15,17,21)(14,19,18,24)(16,22,23,27)(20,26,25,28);(5,8)(6,7)(9,11)(10,12)(13,16,17,23)(14,20,18,25)(15,22,21,27)(19,26,24,28)Polycyclic presentation:
2^8|a^2=fh,b^2=f,d^2=f,e^2=f,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh58 conjugacy classes — view the full character table.
| maximal subgroup of | #6542532, #6542544, #6542552, … |
| maximal normal subgroup of | #6542532, #6542544, #6542552, … |
| maximal quotient of | #521320, #522069, #522680, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 30835);