Number of (n+1)X(6+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.
A250992
Number of (n+1)X(6+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) =28450a(1) =255502a(2) =1869400a(3) =12340547a(4) =77449279a(5) =469255626a(6) =2783159034a(7) =16265322280a(8) =94211007762a(9) =542676800586
External references
- oeis: A250992