Number of (n+1) X (1+1) 0..3 arrays with the maximum of every 2 X 2 subblock equal.
A236942
Number of (n+1) X (1+1) 0..3 arrays with the maximum of every 2 X 2 subblock equal.
Terms
- a(0) =256a(1) =2796a(2) =30698a(3) =357316a(4) =4195956a(5) =50119046a(6) =601976968a(7) =7271574636a(8) =88068458546
External references
- oeis: A236942