%I #7 Jun 09 2019 01:27:16
%S 1,3,2,1,3,4,1,2,3,1,2,2,1,4,3,1,2,4,1,3,4,1,2,2,1,3,2,1,4,3,1,2,2,1,
%T 4,2,1,3,2,1,2,4,1,3,4,1,2,3,1,4,2,1,2,3,1,2,4,1,3,4,1,2,2,1,3,4,1,2,
%U 3,1,4,3,1,2,2,1,4,2,1,3,2,1,2,4,1,3,2,1,4,2,1,2,3,1,4,3,1,2,4
%N a(n) = s(3n) - s(3n-1), where s( ) is sequence A023635.
%C Despite the name, actually appears to be the first differences of 0, A023635. - _Sean A. Irvine_, Jun 08 2019
%K nonn
%O 1,2
%A _Clark Kimberling_
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