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%I #8 Aug 03 2021 18:48:39
%S 1,2,3,2,5,6,5,8,9,8,9,10,9,14,15,16,13,14,17,20,21,20,21,22,21,22,23,
%T 24,29,30,31,28,29,32,35,36,37,34,35,38,39,40,39,40,41,42,41,42,47,50,
%U 51,50,53,54,53,54,55,56,57,58,59,50,51,62,63,64,63,68,69,70,71,72,65
%N Third column of triangle in A088643.
%Y Cf. A088643. A088631 gives second column.
%K nonn,easy
%O 1,2
%A _N. J. A. Sloane_, Nov 26 2003
%E More terms from _John W. Layman_, Dec 04 2003