161855232

Appears in sequences

• Number T(n,k) of permutations of [n] with exactly k (possibly overlapping) occurrences of the consecutive step pattern given by the binary expansion of n, where 1=up and 0=down; triangle T(n,k), n>=0, read by rows.at n=30A242783
• Number of permutations of [n] with exactly one occurrence of the consecutive step pattern given by the binary expansion of n, where 1=up and 0=down.at n=9A246221