Number of (4+1) X (n+1) 0..2 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.
A250946
Number of (4+1) X (n+1) 0..2 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) =1333a(1) =10528a(2) =71014a(3) =444421a(4) =2572787a(5) =14019652a(6) =72722706a(7) =362340909a(8) =1746171891a(9) =8182688256a(10) =37443575402a(11) =167877273621a(12) =739477215669
External references
- oeis: A250946