Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302412
Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =78a(2) =142a(3) =698a(4) =3553a(5) =16123a(6) =69537a(7) =318944a(8) =1443006a(9) =6499439a(10) =29342963a(11) =132515475a(12) =598206206a(13) =2700821319a(14) =12193938017a(15) =55053310125a(16) =248556193524
External references
- oeis: A302412