A184814 - OEIS

%I #13 Jul 01 2017 02:55:36

%S 1,4,6,9,11,13,16,19,20,23,25,28,31,32,35,38,40,42,45,47,50,52,54,57,

%T 59,62,64,66,69,71,74,76,78,81,84,85,88,91,93,95,97,100,103,105,107,

%U 110,112,115,116,119,122,124,127,129,131,134,137,138,141,143,146,149,150,153,156,158

%N n+[nr/t]+[ns/t], where r=sqrt(2), s=sqrt(3), t=sqrt(5), and []=floor.

%C See A184812.

%H G. C. Greubel, <a href="/A184814/b184814.txt">Table of n, a(n) for n = 1..10000</a>

%t (See A184812.)

%o (PARI) a(n) = n + floor(n*sqrt(2/5)) + floor(n*sqrt(3/5)); \\ _Michel Marcus_, Jul 01 2017

%Y Cf. A184812, A184813.

%K nonn

%O 1,2

%A _Clark Kimberling_, Jan 22 2011