Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
A235096
Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
Terms
- a(0) =26164a(1) =39884a(2) =63884a(3) =121768a(4) =238060a(5) =524728a(6) =1160340a(7) =2765568a(8) =6585764a(9) =16502816a(10) =41438468a(11) =108250824a(12) =284408956a(13) =773062784a(14) =2118218748a(15) =5982595008a(16) =17037956524a(17) =49833980552a(18) =146749793588a(19) =442059707872
External references
- oeis: A235096