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%I #3 Mar 30 2012 18:57:11
%S 0,1,0,0,0,1,1,2,2,2,3,3,3,4,4,0,5,5,0,6,1,0,7,1,0,8,1,0,2,1,0,2,1,0,
%T 2,1,3,2,1,3,2,4,3,2,4,3,2,4,3,5,4,3,5,4,6,5,4,6,5,4,6,5,7,6,5,7,6,5,
%U 7,6,8,7,6,8,7,9,8,7,9,8,7,9,8,10,9,8,10,9,8,10,9,11,10,9,11,10,0,11,10,12
%N Column 2 of Left-justified Wythoff Array.
%C The first two columns of the left-justified Wythoff array (A165357)
%C consist of pairs (a,b) having a>b>=0, and each such pair occurs exactly once.
%C For the numbers a=a(n), see A165359.
%H N. J. A. Sloane, <a href="/classic.html">Classic Sequences</a>.
%e The first ten pairs (a,b) are (1,0), (2,1), (2,0), (3,0), (4,0)
%e (3,1), (4,1), (3,2), (4,2), (5,2).
%Y A165357, A165359.
%K nonn
%O 1,8
%A _Clark Kimberling_, Sep 16 2009
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