Number of (2+1)X(n+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.
A239180
Number of (2+1)X(n+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.
Terms
- a(0) =12a(1) =82a(2) =514a(3) =3358a(4) =22396a(5) =148820a(6) =990458a(7) =6592268a(8) =43855688a(9) =291663494a(10) =1939766486a(11) =12902228032a(12) =85822416192a(13) =570863549026
External references
- oeis: A239180