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Column 1 of Left-justified Wythoff Array.
3

%I #3 Mar 30 2012 18:57:11

%S 1,2,2,3,4,3,4,3,4,5,4,5,6,5,6,5,6,7,6,7,5,7,8,6,8,9,7,9,6,8,10,7,9,

%T 11,8,10,7,9,11,8,10,7,9,11,8,10,12,9,11,8,10,12,9,11,8,10,12,9,11,13,

%U 10,12,9,11,13,10,12,14,11,13,10,12,14,11,13,10,12,14,11,13,15,12,14,11,13

%N Column 1 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 b=b(n), see A165360.

%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, A165360.

%K nonn

%O 1,2

%A _Clark Kimberling_, Sep 16 2009