Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,1 for x=0,1,2,3,4.
A197677
Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,1,0,1 for x=0,1,2,3,4.
Terms
- a(0) =16a(1) =160a(2) =2557a(3) =29190a(4) =358209a(5) =4268977a(6) =51167876a(7) =612121676a(8) =7361707007a(9) =88656931195
External references
- oeis: A197677