Wiener index of generalized Fibonacci cube graph Q_n(111).

Terms

a(0) =0a(1) =1a(2) =8a(3) =36a(4) =164a(5) =694a(6) =2792a(7) =11008a(8) =42484a(9) =161395a(10) =606000a(11) =2252856a(12) =8307224a(13) =30424076a(14) =110774704a(15) =401307232a(16) =1447463192a(17) =5200692085a(18) =18622103160a(19) =66476800796a(20) =236657676956a(21) =840418968098