T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.
A221809
T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =0a(4) =10a(5) =0a(6) =1a(7) =34a(8) =41a(9) =1a(10) =0a(11) =214a(12) =154a(13) =233a(14) =0a(15) =1a(16) =1016a(17) =3906a(18) =3426a(19) =1156a(20) =1a(21) =0a(22) =5429a(23) =32636a(24) =197048a(25) =30716a(26) =6048a(27) =0a(28) =1a(29) =27535
External references
- oeis: A221809