222237912664
domain: N
Appears in sequences
- Number of permutations of [n] with exactly five (possibly overlapping) occurrences of the consecutive step pattern given by the binary expansion of n, where 1=up and 0=down.at n=3A246225
- The number of 3-alternating permutations of [n].at n=18A249402
- Number of permutations p of [n] such that p(i) > p(i+1) iff i == 2 (mod 3).at n=18A249583
- Number of linear extensions of a poset whose Hasse diagram consists of n binary shrubs with type A_n joins.at n=6A293950