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a(n) = A104235(n)/4.
2

%I #12 May 07 2020 02:29:55

%S 0,1,2,4,5,6,8,9,10,12,13,14,16,17,18,20,21,22,24,25,26,28,29,30,32,

%T 33,34,36,37,38,40,41,42,44,45,46,48,49,50,52,53,54,56,57,58,60,61,64,

%U 65,66,68,69,70,72,73,74,76,77,78

%N a(n) = A104235(n)/4.

%C First differs from A004773(n)=floor(4n/3) at a(47)=64 vs A004773(47)=62. - _M. F. Hasler_, Oct 05 2014

%H David Applegate, Benoit Cloitre, Philippe Deléham and N. J. A. Sloane, Sloping binary numbers: a new sequence related to the binary numbers [<a href="http://neilsloane.com/doc/slopey.pdf">pdf</a>, <a href="http://neilsloane.com/doc/slopey.ps">ps</a>].

%H David Applegate, Benoit Cloitre, Philippe Deléham and N. J. A. Sloane, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL8/Sloane/sloane300.html">Sloping binary numbers: a new sequence related to the binary numbers</a>, J. Integer Seq. 8 (2005), no. 3, Article 05.3.6, 15 pp.

%Y Cf. A004773, A104235

%K nonn

%O 0,3

%A _N. J. A. Sloane_, Apr 18 2005