Number of arrays of length 6 that are sums of n consecutive elements of length 6+n-1 permutations of 0..6+n-2, and no two consecutive rises or falls in the latter permutation.
A229722
Number of arrays of length 6 that are sums of n consecutive elements of length 6+n-1 permutations of 0..6+n-2, and no two consecutive rises or falls in the latter permutation.
Terms
- a(0) =122a(1) =544a(2) =2740a(3) =13520a(4) =35724a(5) =392496a(6) =1924422a(7) =5979128
External references
- oeis: A229722