Maximal value of sum(p(i)p(i+1),i=1..n), where p(n+1)=p(1), as p ranges over all permutations of {1,2,...,n}.
A110610
Maximal value of sum(p(i)p(i+1),i=1..n), where p(n+1)=p(1), as p ranges over all permutations of {1,2,...,n}.
Terms
- a(0) =1a(1) =4a(2) =11a(3) =25a(4) =48a(5) =82a(6) =129a(7) =191a(8) =270a(9) =368a(10) =487a(11) =629a(12) =796a(13) =990a(14) =1213a(15) =1467a(16) =1754a(17) =2076a(18) =2435a(19) =2833a(20) =3272a(21) =3754a(22) =4281a(23) =4855a(24) =5478a(25) =6152a(26) =6879a(27) =7661a(28) =8500a(29) =9398
External references
- oeis: A110610