Number of (n+1) X (1+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).
A234491
Number of (n+1) X (1+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings).
Terms
- a(0) =250a(1) =1834a(2) =13464a(3) =99142a(4) =728536a(5) =5368636a(6) =39476802a(7) =291119578a(8) =2142048610a(9) =15807820384a(10) =116387461374a(11) =859523654392
External references
- oeis: A234491