Number of (7+1) X (n+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.

A250661

Number of (7+1) X (n+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.

Terms

    a(0) =639a(1) =1150a(2) =1789a(3) =2556a(4) =3451a(5) =4474a(6) =5625a(7) =6904a(8) =8311a(9) =9846a(10) =11509a(11) =13300a(12) =15219a(13) =17266a(14) =19441a(15) =21744a(16) =24175a(17) =26734a(18) =29421a(19) =32236a(20) =35179a(21) =38250a(22) =41449a(23) =44776a(24) =48231a(25) =51814a(26) =55525a(27) =59364a(28) =63331a(29) =67426

External references