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%I #13 Sep 08 2022 08:45:59
%S 0,2,4,6,7,9,11,12,14,16,17,19,21,22,24,26,27,29,31,32,34,36,37,39,41,
%T 42,44,46,47,49,51,52,54,56,57,59,61,63,64,66,68,69,71,73,74,76,78,79,
%U 81,83,84,86,88,89,91,93,94,96,98,99,101,103,104,106,108,109
%N a(n) = 2*n - floor(n*r/5), where r = (1 + sqrt(5))/2.
%H Vincenzo Librandi, <a href="/A195127/b195127.txt">Table of n, a(n) for n = 0..10000</a>
%t Table[2 n - Floor[n (1 + Sqrt[5])/10], {n, 0, 80}] (* _Wesley Ivan Hurt_, Jun 26 2022 *)
%o (Magma) [2*n-Floor(n*(1+Sqrt(5))/10): n in [0..70]]; // _Vincenzo Librandi_, Sep 11 2011
%K nonn
%O 0,2
%A _Clark Kimberling_, Sep 09 2011
%E Offset changed from 1 to 0 by _Vincenzo Librandi_, Sep 11 2011
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