Number of (n+1) X (3+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 8 (constant-stress 1 X 1 tilings).
A234733
Number of (n+1) X (3+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 8 (constant-stress 1 X 1 tilings).
Terms
- a(0) =2184a(1) =6048a(2) =14760a(3) =45792a(4) =127032a(5) =423072a(6) =1283880a(7) =4481376a(8) =14469624a(9) =52195488a(10) =176064360a(11) =650582112a(12) =2265751992a(13) =8525288352a(14) =30415487400a(15) =116039804256a(16) =421792852344
External references
- oeis: A234733