Number of nX5 0..2 arrays with no element equal to more than one of its horizontal and vertical neighbors and with new values introduced in order 0 sequentially upwards.
A280360
Number of nX5 0..2 arrays with no element equal to more than one of its horizontal and vertical neighbors and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =30a(1) =1617a(2) =78800a(3) =3992071a(4) =201054068a(5) =10144351660a(6) =511688896140
External references
- oeis: A280360