Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,2 for x=0,1,2,3,4.
A197559
Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,2 for x=0,1,2,3,4.
Terms
- a(0) =8a(1) =122a(2) =1479a(3) =23710a(4) =310658a(5) =4706533a(6) =64257852a(7) =901951086a(8) =12684564675a(9) =178322495650
External references
- oeis: A197559