Number of nX6 0..2 arrays with all horizontally or vertically connected equal values in a straight line, and new values 0..2 introduced in row major order.
A223385
Number of nX6 0..2 arrays with all horizontally or vertically connected equal values in a straight line, and new values 0..2 introduced in row major order.
Terms
- a(0) =122a(1) =15204a(2) =2136444a(3) =312609528a(4) =46377822217
External references
- oeis: A223385