161136
domain: N
Appears in sequences
- Number of permutations of 1..n such that |p(i)-p(i-1)| >= 5 for i>1.at n=13A179958
- Number of permutations of 1..2*n+5 with no adjacent elements within n in value.at n=4A179963
- Triangle T(n,k) giving the number of permutations of 1..n with no adjacent elements within k in value, for n >= 2, 1 <= k <= floor(n/2).at n=40A322255