T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than one of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly two elements.
A282969
T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than one of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly two elements.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =1a(7) =5a(8) =5a(9) =1a(10) =2a(11) =17a(12) =38a(13) =17a(14) =2a(15) =5a(16) =75a(17) =309a(18) =309a(19) =75a(20) =5a(21) =13a(22) =295a(23) =2012a(24) =3635a(25) =2012a(26) =295a(27) =13a(28) =29a(29) =1062
External references
- oeis: A282969