Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,1,4,0,3 for x=0,1,2,3,4.
A196728
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,1,4,0,3 for x=0,1,2,3,4.
Terms
- a(0) =13a(1) =890a(2) =55431a(3) =2810070a(4) =155884161a(5) =8480784814a(6) =466328648058
External references
- oeis: A196728