T(n,k)=Number of nXk 0..n+k-2 arrays with upper left zero and lower right n+k-2 and each element differing from its horizontal and antidiagonal neighbors by one or two.
A265466
T(n,k)=Number of nXk 0..n+k-2 arrays with upper left zero and lower right n+k-2 and each element differing from its horizontal and antidiagonal neighbors by one or two.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =3a(6) =2a(7) =26a(8) =18a(9) =16a(10) =9a(11) =139a(12) =550a(13) =232a(14) =125a(15) =29a(16) =765a(17) =8812a(18) =9808a(19) =2764a(20) =1296a(21) =79a(22) =6221a(23) =121819a(24) =398508a(25) =290140a(26) =34471a(27) =16807a(28) =220a(29) =46898
External references
- oeis: A265466