Number of nX3 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
A202983
Number of nX3 0..2 arrays with every nonzero element less than or equal to some NW, E or S neighbor.
Terms
- a(0) =1a(1) =63a(2) =1233a(3) =16854a(4) =239196a(5) =3557168a(6) =52328419a(7) =764541713a(8) =11194473148a(9) =164061008324
External references
- oeis: A202983