Number of nX5 0..2 arrays with some element plus some horizontally or vertically adjacent neighbor totalling two exactly once.
A268636
Number of nX5 0..2 arrays with some element plus some horizontally or vertically adjacent neighbor totalling two exactly once.
Terms
- a(0) =96a(1) =1944a(2) =29772a(3) =412740a(4) =5419992a(5) =68710116a(6) =849572724a(7) =10310685036a(8) =123340687488
External references
- oeis: A268636