For each permutation p of {1,2,...,n} define maxabsjump(p) = max(|p(i) - i|, 1<=i<=n); a(n) is the sum of maxabsjumps of all p.

A130153

For each permutation p of {1,2,...,n} define maxabsjump(p) = max(|p(i) - i|, 1<=i<=n); a(n) is the sum of maxabsjumps of all p.

Terms

    a(0) =0a(1) =1a(2) =8a(3) =52a(4) =362a(5) =2779a(6) =23749a(7) =224570a(8) =2334827a(9) =26504418a(10) =326476313a(11) =4338953453a(12) =61908434299a(13) =944065986251

External references