The Wiener index of the tetrameric 1,3-adamantane TA(n) (see the Fath-Tabar et al. reference).

Terms

a(0) =96a(1) =652a(2) =1968a(3) =4344a(4) =8080a(5) =13476a(6) =20832a(7) =30448a(8) =42624a(9) =57660a(10) =75856a(11) =97512a(12) =122928a(13) =152404a(14) =186240a(15) =224736a(16) =268192a(17) =316908a(18) =371184a(19) =431320a(20) =497616a(21) =570372a(22) =649888a(23) =736464a(24) =830400a(25) =931996a(26) =1041552a(27) =1159368a(28) =1285744a(29) =1420980