| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #232736 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C26 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×#392 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| prime radical | #3444 | C22 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
1157 conjugacy classes of subgroups.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 48 points:
(1,2,5,9)(3,10,13,11)(4,15,6,8)(7,14,16,12)(17,18)(19,23)(20,30)(21,33)(22,26)(24,32)(25,35)(27,42)(28,37)(29,46)(31,41)(34,40)(36,44)(38,45)(39,47)(43,48);(1,3,5,13)(2,7,9,16)(4,14,6,12)(8,11,15,10)(17,19)(18,23)(20,27)(21,29)(22,28)(24,39)(25,38)(26,37)(30,48)(31,43)(32,44)(33,46)(34,47)(35,45)(36,40)(41,42);(1,2)(3,11)(4,8)(5,9)(6,15)(7,12)(10,13)(14,16)(17,20)(18,24)(19,27)(21,34)(22,31)(23,36)(25,41)(26,40)(28,43)(29,47)(30,33)(32,35)(37,39)(38,48)(42,46)(44,45);(1,4,5,6)(2,8,9,15)(3,12,13,14)(7,10,16,11)(19,28)(23,37)(27,43)(29,45)(36,39)(38,46)(42,48)(44,47)Polycyclic presentation:
2^9|a^2=h,b^2=h,d^2=h,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,d^a=dh,e^a=eh,f^a=fi,g^a=gi,c^b=cg,d^b=dhi,e^b=eh,g^b=gh,e^c=ei,f^c=fi,g^c=gh56 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 139937);