Number of (n+1)X(1+1) 0..3 arrays with nondecreasing min(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.
A251030
Number of (n+1)X(1+1) 0..3 arrays with nondecreasing min(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) =110a(1) =636a(2) =3550a(3) =19112a(4) =100633a(5) =521227a(6) =2668193a(7) =13542602a(8) =68311293a(9) =343015588a(10) =1716691283a(11) =8570575548a(12) =42711665448a(13) =212572160545
External references
- oeis: A251030