Number of nX7 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.
A302952
Number of nX7 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) =8a(1) =2208a(2) =185810a(3) =17374552a(4) =1596912288a(5) =147310312318
External references
- oeis: A302952