T(n,k)=Number of nXk 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0 or 2 neighboring 1s.
A296335
T(n,k)=Number of nXk 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0 or 2 neighboring 1s.
Terms
- a(0) =2a(1) =3a(2) =3a(3) =5a(4) =8a(5) =5a(6) =8a(7) =19a(8) =19a(9) =8a(10) =13a(11) =47a(12) =64a(13) =47a(14) =13a(15) =21a(16) =116a(17) =230a(18) =230a(19) =116a(20) =21a(21) =34a(22) =286a(23) =816a(24) =1235a(25) =816a(26) =286a(27) =34a(28) =55a(29) =705
External references
- oeis: A296335