| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #281915 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C23 | C2×#121 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C43 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
513 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 512 |
A minimal faithful permutation representation — 4 generators on 40 points:
(1,2,5,8)(3,7,4,6)(9,10,13,18,14,19,12,17)(11,15,20,16,22,24,21,23)(25,26,31,37,29,28,30,33)(27,34,38,39,35,32,36,40);(1,3,5,4)(2,6,8,7)(9,11,12,21,14,22,13,20)(10,15,17,23,19,24,18,16)(25,27,31,38,29,35,30,36)(26,32,37,40,28,34,33,39);(9,11,14,22)(10,16,19,23)(12,20,13,21)(15,17,24,18)(25,28,29,26)(27,34,35,32)(30,33,31,37)(36,39,38,40);(1,4,5,3)(2,7,8,6)(9,12,14,13)(10,17,19,18)(11,20,22,21)(15,16,24,23)(26,28)(27,35)(33,37)(36,38)Polycyclic presentation:
2^9|a^2=efhi,b^2=ef,c^2=h,d^2=eh,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,c^b=cg,d^b=dh,g^b=gi,d^c=di,f^c=fh,g^c=ghi59 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 197788);