Number of nX3 arrays of occupancy after each element moves to some king-move neighbor, without move-in move-out straight through or left turns.

A221747

Number of nX3 arrays of occupancy after each element moves to some king-move neighbor, without move-in move-out straight through or left turns.

Terms

    a(0) =0a(1) =98a(2) =1050a(3) =32129a(4) =617713a(5) =14217642a(6) =302341148a(7) =6643779685a(8) =143927012415

External references