Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum nondecreasing horizontally, vertically and antidiagonally ne-to-sw.
A253372
Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum nondecreasing horizontally, vertically and antidiagonally ne-to-sw.
Terms
- a(0) =49284a(1) =945748a(2) =17316309a(3) =105139503a(4) =811079978a(5) =3064820088a(6) =15266963762a(7) =46594669823a(8) =183640326404a(9) =504701623213
External references
- oeis: A253372