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%I #11 Nov 20 2014 17:41:00
%S 1,1,3,7,105,651,1953,35433,3011805,513010785,376207909,70008871793,
%T 40955189998905,25804920098540835,158515937748179415,
%U 33510269239965128331,43060695973355189905335,332000498936684593887186105,2703432634198717407367086855
%N Denominators of EH(n), the expected value of the height of a probabilistic skip list with n elements and p=1/2.
%H Alois P. Heinz, <a href="/A158467/b158467.txt">Table of n, a(n) for n = 0..100</a>
%p seq(denom(EH(n)), n=0..20);
%Y See A158466 for more information on EH(n).
%K frac,nonn
%O 0,3
%A _Alois P. Heinz_, Mar 19 2009