Number of (n+1)X(4+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.
A237855
Number of (n+1)X(4+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.
Terms
- a(0) =12a(1) =114a(2) =773a(3) =4826a(4) =31651a(5) =213165a(6) =1428967a(7) =9520138a(8) =63406826a(9) =422805151a(10) =2820139782a(11) =18807174933a(12) =125411082761a(13) =836287781961
External references
- oeis: A237855