Molecular topological indices of the complete bipartite graphs K_{n,n}.

Terms

a(0) =4a(1) =48a(2) =180a(3) =448a(4) =900a(5) =1584a(6) =2548a(7) =3840a(8) =5508a(9) =7600a(10) =10164a(11) =13248a(12) =16900a(13) =21168a(14) =26100a(15) =31744a(16) =38148a(17) =45360a(18) =53428a(19) =62400a(20) =72324a(21) =83248a(22) =95220a(23) =108288a(24) =122500a(25) =137904a(26) =154548a(27) =172480a(28) =191748a(29) =212400