T(n,k)=Number of nXk 0..7 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 8, and upper left element zero.
A230513
T(n,k)=Number of nXk 0..7 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 8, and upper left element zero.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =0a(10) =0a(11) =2a(12) =16a(13) =2a(14) =0a(15) =0a(16) =8a(17) =170a(18) =170a(19) =8a(20) =0a(21) =0a(22) =32a(23) =1716a(24) =4648a(25) =1716a(26) =32a(27) =0a(28) =0a(29) =118
External references
- oeis: A230513