Number of n X 3 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.
A223382
Number of n X 3 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) =5a(1) =57a(2) =777a(3) =10830a(4) =151962a(5) =2136444a(6) =30053580a(7) =422837280a(8) =5949375984a(9) =83709684792
External references
- oeis: A223382