Number of (n+1)X(5+1) 0..2 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.
A250991
Number of (n+1)X(5+1) 0..2 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) =8298a(1) =67409a(2) =456514a(3) =2800667a(4) =16381510a(5) =92713991a(6) =514669302a(7) =2820364768a(8) =15340901571a(9) =83091814176a(10) =449262978479
External references
- oeis: A250991