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%I #8 Mar 11 2014 01:32:33
%S 2,5,7,13,16,23,25,31,35,39,41,49,51,55,59,65,67,71,73,79,83,87,89,
%T 103,106,109,113,121,123,127,129,135,137,141,143,151,153,157,161,167,
%U 169,173,175,181,187,191,193,203,205,209,211,217,219,223,226,229,233,237
%N a(1)=2. a(n) = the smallest integer > a(n-1) that is coprime to n, and is such that (a(n)-a(n-1)) is not a divisor of n.
%C a(n) - a(n-1) = A161888(n).
%Y Cf. A161888
%K nonn
%O 1,1
%A _Leroy Quet_, Jun 21 2009
%E More terms from _Sean A. Irvine_, Aug 05 2010
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