%I #4 Sep 09 2014 01:46:17
%S 1,2,3,1,5,3,8,1,2,5,1,3,1,1,4,1,7,2,1,1,2,1,3,1,4,1,4,1,2,3,1,3,1,2,
%T 3,1,7,1,3,2,3,4,3,1,2,10,1,2,1,2,2,3,4,4,2,2,5,3,1,3,9,2,4,1,1,4,7,3,
%U 5,2,4,1,2,1,3,7,5,8,1,1,1,2,2,3,1,5,1,3,3,8,9,3,5,3,2,2,18,2,8,4
%N 1 followed by first differences of A169799
%C Essentially the second differences of A167209.
%H K. S. Brown, <a href="http://www.mathpages.com/home/kmath509/kmath509.htm">Expulsion Sets</a>
%Y Cf. A167209, A169799.
%K nonn
%O 1,2
%A Entry revised by _N. J. A. Sloane_, Sep 03 2014