a(n) is the index of the permutation of order n having the least sum of pairwise products as given by A026035.
A102401
a(n) is the index of the permutation of order n having the least sum of pairwise products as given by A026035.
Terms
- a(0) =0a(1) =2a(2) =14a(3) =80a(4) =512a(5) =3776a(6) =31376a(7) =290456a(8) =2970296a(9) =33276536a(10) =405440216a(11) =5338909736a(12) =75572075816
External references
- oeis: A102401