%I #12 Jul 06 2018 23:14:59
%S 0,0,0,0,0,5,17,38,86,365,1575,11904,249324,14103554,5358891212,
%T 19563802362362,3359230167951559162,181335944930584275675837231,
%U 54416647690014492928933662292768862601,6605721238793689879501639879905020611382966457124102349,360539645288616164606228883801608423987740093330992456820074646988075733781888309
%N a(n) = A121265(n) - A121263(n).
%C All terms are >= 0.
%D David Applegate, Marc LeBrun and N. J. A. Sloane, Descending Dungeons and Iterated Base-Changing, in "The Mathematics of Preference, Choice and Order: Essays in Honor of Peter Fishburn", edited by Steven Brams, William V. Gehrlein and Fred S. Roberts, Springer, 2009, pp. 393-402.
%H David Applegate, Marc LeBrun and N. J. A. Sloane, <a href="https://arxiv.org/abs/math/0611293">Descending Dungeons and Iterated Base-Changing</a>, arXiv:math/0611293 [math.NT], 2006-2007.
%H David Applegate, Marc LeBrun, N. J. A. Sloane, <a href="https://www.jstor.org/stable/40391135">Descending Dungeons, Problem 11286</a>, Amer. Math. Monthly, 116 (2009) 466-467.
%K nonn
%O 10,6
%A _David Applegate_ and _N. J. A. Sloane_, Sep 24 2006