Number of (n+1)X(1+1) 0..2 arrays with nondecreasing maximum of every two consecutive values in every row and column.
A250613
Number of (n+1)X(1+1) 0..2 arrays with nondecreasing maximum of every two consecutive values in every row and column.
Terms
- a(0) =81a(1) =484a(2) =2704a(3) =13456a(4) =64009a(5) =290521a(6) =1283689a(7) =5541316a(8) =23541904a(9) =98724096a(10) =410022001a(11) =1689785449a(12) =6922406401a(13) =28223328004a(14) =114636416400a(15) =464224195600
External references
- oeis: A250613