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%I #9 May 17 2018 03:10:31
%S 4644,101007,945783,6458535,37636839,200044647,1002825063,4831285095,
%T 22623961959,103728982887,467924253543,2083881950055,9184570923879,
%U 40135063034727,174128583269223,750870085229415,3220908204874599,13753353986104167,58492320032480103,247884935325539175,1047202439771446119
%N The Wiener index of the nanostar dendrimer defined pictorially as NS[n] in the M. Mirzargar reference.
%H M. Mirzargar, <a href="http://match.pmf.kg.ac.rs/electronic_versions/Match62/n2/match62n2_363-370.pdf">PI, Szeged and edge Szeged polynomials of a dendrimer nanostar</a>, MATCH, Commun. Math. Comput. Chem. 62, 2009, 363-370.
%F a(n) = -9369 +2^n*74088 +4^n*(50625*n-60075).
%F G.f.: 27*(172+1849*x+1102*x^2)/((1-x)*(1-2*x)*(1-4*x)^2).
%p a := proc (n) options operator, arrow: -9369+50625*4^n*n-60075*4^n+74088*2^n end proc: seq(a(n), n = 0 .. 20);
%Y Cf. A227483.
%K nonn,easy
%O 0,1
%A _Emeric Deutsch_, Jul 13 2013