Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302951
Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =601a(2) =26167a(3) =1248691a(4) =58679318a(5) =2766909379a(6) =130376252119
External references
- oeis: A302951