Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2846 |
| automorphism | Aut(G) order 3670016 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C26 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, prime radical, cosocle | C24 | C24 |
| commutator | C23 | C23×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
639 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 28 points:
(1,2,3,4)(6,9)(7,11)(14,17)(18,20)(22,24)(23,27);(13,14)(15,18)(16,17)(19,20)(21,22,25,24)(23,26,27,28);(5,6,8,9)(7,10,11,12)(13,14)(15,18)(16,17)(19,20)(21,23)(22,26)(24,28)(25,27);(5,7)(6,10)(8,11)(9,12)(13,15,16,19)(14,18,17,20)(21,24,25,22)(23,28,27,26)Polycyclic presentation:
2^8|a^2=h,b^2=efg,c^2=ef,d^2=e,b^a=be,c^a=cf,d^a=dg88 conjugacy classes — view the full character table.
| Fitting subgroup of | #14691⋊C7 |
| maximal subgroup of | #95635, #95644, #95651, … |
| maximal normal subgroup of | #95635, #95644, #95651, … |
| maximal quotient of | #154081, #154143, #154147, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 7679);