Number of (n+1) X (3+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.
A238283
Number of (n+1) X (3+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.
Terms
- a(0) =50a(1) =1844a(2) =42084a(3) =737366a(4) =12926271a(5) =245920800a(6) =4810332239a(7) =92790334588
External references
- oeis: A238283