Number of (7+1) X (n+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing x(i,j)+x(i-1,j) in the j direction.
A250762
Number of (7+1) X (n+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing x(i,j)+x(i-1,j) in the j direction.
Terms
- a(0) =29012a(1) =67356a(2) =121593a(3) =191723a(4) =277746a(5) =379662a(6) =497471a(7) =631173a(8) =780768a(9) =946256a(10) =1127637a(11) =1324911a(12) =1538078a(13) =1767138a(14) =2012091a(15) =2272937a(16) =2549676a(17) =2842308a(18) =3150833a(19) =3475251a(20) =3815562a(21) =4171766a(22) =4543863a(23) =4931853a(24) =5335736a(25) =5755512a(26) =6191181a(27) =6642743
External references
- oeis: A250762