Number of 0..6 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.
A200884
Number of 0..6 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.
Terms
- a(0) =252a(1) =1127a(2) =4977a(3) =22736a(4) =105813a(5) =491533a(6) =2269938a(7) =10462235a(8) =48259083a(9) =222798408a(10) =1028746629a(11) =4749274209a(12) =21922813539a(13) =101196577809a(14) =467142348798
External references
- oeis: A200884