%I #7 Jul 17 2013 20:20:03
%S 18,307,93943,8825193307,77884036897092402943,
%T 6065923203387650816975131277148782658307,
%U 36795424309396699379852983331957135547989414580911143782409880284213748733447943
%N Variant of Sylvester's sequence: a(n + 1) = a(n)^2 - a(n) + 1, with a(1) = 18
%D Mohammad K. Azarian, Sylvester's Sequence and the Infinite Egyptian Fraction Decomposition of 1, Problem 958, College Mathematics Journal, Vol. 42, No. 4, September 2011, p. 330. Solution published in Vol. 43, No. 4, September 2012, pp. 340-342
%H Markus Tervooren, <a href="http://factordb.com/search.php?se=28&aq=18&action=all">Factorizations of Silvester/Euclid sequence 18</a>
%Y Cf. A144779, A144780, A144781, A144782, A144783, A144784, A144785, A179090, A179091, A179092, A179093
%K nonn
%O 1,1
%A _Ivan Panchenko_, Jun 30 2010