Number of (n+1) X (1+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings).
A234816
Number of (n+1) X (1+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 6 (constant-stress 1 X 1 tilings).
Terms
- a(0) =168a(1) =686a(2) =2380a(3) =9716a(4) =34092a(5) =139112a(6) =493348a(7) =2011808a(8) =7205628a(9) =29360336a(10) =106119940a(11) =432009296a(12) =1574462652a(13) =6403264112a(14) =23513001988a(15) =95527797008a(16) =353173605948
External references
- oeis: A234816