Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #29736 |
| automorphism | Aut(G) = C211×D4 (order 16384) · Inn(G) = C22×D4 · Out(G) = C29 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C22×D4 |
| commutator, Frattini, cosocle | C22×C4 | C24 |
| prime radical | C24 | C2×D4 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C2×#117 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
340 conjugacy classes of subgroups.
| minimal degree | μ(G) = 36 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 36 points:
(5,6)(7,11)(8,12)(9,10)(13,19)(14,17)(15,20)(16,18)(21,22,24,29,25,28,32,27)(23,26,31,34,30,35,36,33);(1,2)(3,4)(6,10)(11,17)(12,18)(19,20)(21,23)(22,26)(24,31)(25,30)(27,33)(28,35)(29,34)(32,36);(2,4)(5,7,9,14)(6,11,10,17)(8,15,16,13)(12,20,18,19)(22,27)(24,32)(26,33)(28,29)(31,36)(34,35);(5,8,9,16)(6,12,10,18)(7,13,14,15)(11,19,17,20)(22,28)(23,30)(27,29)(31,36)Polycyclic presentation:
2^8|a^2=f,c^2=e,d^2=e,f^2=h,b^a=be,c^a=cf,d^a=dh,c^b=cg,d^b=dh,d^c=de,f^c=fh40 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#29885, #6436187, #6436190, … |
| maximal normal subgroup of | C2×#29885, #6436187, #6436190, … |
| maximal quotient of | #330827, #330828, #330829, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 22873);