T(n,k)=Number of nXk binary arrays with some element plus some horizontally or vertically adjacent neighbor totalling two no more than once.
A268750
T(n,k)=Number of nXk binary arrays with some element plus some horizontally or vertically adjacent neighbor totalling two no more than once.
Terms
- a(0) =2a(1) =4a(2) =4a(3) =7a(4) =11a(5) =7a(6) =13a(7) =32a(8) =32a(9) =13a(10) =23a(11) =89a(12) =143a(13) =89a(14) =23a(15) =41a(16) =244a(17) =623a(18) =623a(19) =244a(20) =41a(21) =72a(22) =659a(23) =2615a(24) =4110a(25) =2615a(26) =659a(27) =72a(28) =126a(29) =1760
External references
- oeis: A268750