Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #8491 |
| automorphism | Aut(G) order 8192 |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #379 |
| commutator | C42 | C22×C4 |
| Frattini, cosocle | C2×C42 | C23 |
| prime radical | C23 | #120 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
310 conjugacy classes of subgroups; only the 71 normal subgroups are shown.
This group has 310 conjugacy classes of subgroups — too many to draw. Only its 71 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 48 points:
(2,6,8,11)(7,15,16,14)(17,18)(19,27,30,23)(20,31,33,40)(21,26)(22,25)(24,32,38,34)(28,43)(29,42,47,37)(35,39)(36,44)(41,46)(45,48);(1,2)(3,7)(4,11)(5,8)(6,13)(9,14)(10,16)(12,15)(17,19,22,30)(18,23,25,27)(20,28,33,45)(21,29,35,47)(24,36,38,41)(26,37,39,42)(31,48,40,43)(32,44,34,46);(1,3,5,10)(2,7,8,16)(4,12,13,9)(6,14,11,15)(17,20)(18,24)(19,28)(21,34)(22,33)(23,36)(25,38)(26,40)(27,41)(29,46)(30,45)(31,39)(32,35)(37,43)(42,48)(44,47)Polycyclic presentation:
2^8|a^2=f,b^2=g,c^2=h,d^2=h,e^2=g,b^a=bd,c^a=ce,d^a=dg,d^b=dh,e^b=eh,f^b=fgh,d^c=dh,e^c=eg,f^c=fg34 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#8495, #187397, #187399, … |
| maximal normal subgroup of | C2×#8495, #187397, #187399, … |
| maximal quotient of | #96987, #96997, #97171, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 1483);