Wiener index of a benzenoid consisting of a spiral chain of n hexagons (s=1; see the Gutman et al. reference).
A193391
Wiener index of a benzenoid consisting of a spiral chain of n hexagons (s=1; see the Gutman et al. reference).
Terms
- a(0) =27a(1) =109a(2) =271a(3) =529a(4) =899a(5) =1397a(6) =2039a(7) =2841a(8) =3819a(9) =4989a(10) =6367a(11) =7969a(12) =9811a(13) =11909a(14) =14279a(15) =16937a(16) =19899a(17) =23181a(18) =26799a(19) =30769a(20) =35107a(21) =39829a(22) =44951a(23) =50489a(24) =56459a(25) =62877a(26) =69759a(27) =77121a(28) =84979a(29) =93349
External references
- oeis: A193391