Number of nX2 arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out left turns.
A221774
Number of nX2 arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out left turns.
Terms
- a(0) =3a(1) =35a(2) =372a(3) =3943a(4) =41745a(5) =441877a(6) =4677106a(7) =49504700a(8) =523978608a(9) =5546002679a(10) =58701126836a(11) =621316327261
External references
- oeis: A221774