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%I #3 May 01 2014 02:47:42
%S 0,0,2,0,1,4,0,0,3,6,0,0,1,5,8,0,0,1,3,7,10,0,0,1,2,5,9,12,0,0,1,1,4,
%T 7,11,14,0,0,1,1,2,6,9,13,16,0,0,1,1,2,4,8,11,15,18,0,0,1,1,2,3,6,10,
%U 13,17,20,0,0,1,1,2,2,5,8,12,15,19,22,0,0,1,1,2,2,3,7,10,14,17,21,24,0,0
%N Y-projection of the tabular N X N -> N bijection A072732.
%o (Scheme) (define (A072737 n) (A002262 (A072733 n)))
%Y The X-projection is A072736. Composition of A002262 and A072733. A072784(n) = A072741(n)-A072737(n).
%K nonn,tabl
%O 0,3
%A _Antti Karttunen_, Jun 12 2002
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