The Wiener index of the Kneser graph K(n,2) (n>=5).

Terms

a(0) =75a(1) =165a(2) =315a(3) =546a(4) =882a(5) =1350a(6) =1980a(7) =2805a(8) =3861a(9) =5187a(10) =6825a(11) =8820a(12) =11220a(13) =14076a(14) =17442a(15) =21375a(16) =25935a(17) =31185a(18) =37191a(19) =44022a(20) =51750a(21) =60450a(22) =70200a(23) =81081a(24) =93177a(25) =106575a(26) =121365a(27) =137640a(28) =155496a(29) =175032