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) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, prime radical, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
753 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 32 points:
(10,13)(14,16)(17,18,21,24)(19,25,27,22)(20,23,29,32)(26,31,28,30);(2,6)(4,7)(10,13)(11,15)(17,19,21,27)(18,22,24,25)(20,28,29,26)(23,31,32,30);(1,2)(3,7)(4,8)(5,6)(9,10,12,13)(11,14,15,16);(1,3,5,8)(2,7,6,4)(17,18)(19,22)(20,23)(21,24)(25,27)(26,30)(28,31)(29,32);(1,4,5,7)(2,8,6,3)(9,11,12,15)(10,14,13,16)(17,20,21,29)(18,23,24,32)(19,26,27,28)(22,30,25,31)Polycyclic presentation:
2^8|a^2=f,b^2=f,c^2=g,d^2=gh,e^2=fh,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 | #6698342, #6698347, #6698407, … |
| maximal normal subgroup of | #6698342, #6698347, #6698407, … |
| maximal quotient of | #521993, #522528, #523126, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 33131);