Number of (n+1) X (6+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction.
A250767
Number of (n+1) X (6+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction.
Terms
- a(0) =262a(1) =410a(2) =622a(3) =962a(4) =1558a(5) =2666a(6) =4798a(7) =8978a(8) =17254a(9) =33722a(10) =66574a(11) =132194a(12) =263350a(13) =525578a(14) =1049950a(15) =2098610a(16) =4195846a(17) =8390234a(18) =16778926a(19) =33556226a(20) =67110742a(21) =134219690a(22) =268437502a(23) =536873042a(24) =1073744038a(25) =2147485946a(26) =4294969678
External references
- oeis: A250767