Number of (n+2) X (1+2) 0..1 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column.
A250820
Number of (n+2) X (1+2) 0..1 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column.
Terms
- a(0) =512a(1) =2744a(2) =13824a(3) =64000a(4) =287496a(5) =1259712a(6) =5451776a(7) =23393656a(8) =99897344a(9) =425259008a(10) =1806932232a(11) =7668682048a(12) =32522853888a(13) =137867914296a(14) =584277056000
External references
- oeis: A250820