%I A064576
%S A064576 1,1,2,1,3,1,4,2,5,1,8,1,7,3,10,1,13,1,15,4,15,1,23,2,21,5,27,1,33,1,
%T A064576 36,6,37,3,53,1,47,8,62,1,68,1,75,11,75,1,103,2,97,10,115,1,126,4,142,
%U A064576 13,141,1,181,1,167,17,202,4,218,1,239,16,243,1,302,1,285,22,331,3,349
%N A064576 First differences of A064573.
%C A064576 Apparently a(n)=1 when n+1 is prime.
%Y A064576 A064572, A064573, A064574, A064575, A064577, A028422.
%Y A064576 Sequence in context: A130747 A055440 A101279 this_sequence A113308 A143862 
               A115118
%Y A064576 Adjacent sequences: A064573 A064574 A064575 this_sequence A064577 A064578 
               A064579
%K A064576 easy,nonn
%O A064576 1,3
%A A064576 Marc LeBrun (mlb(AT)well.com), Sep 20 2001