%I #11 Sep 08 2022 08:45:56
%S 1,4,7,10,13,16,19,22,25,28,30,33,36,39,42,45,48,51,54,57,58,61,64,67,
%T 70,73,76,79,82,85,88,90,93,96,99,102,105,108,111,114,116,118,121,124,
%U 127,130,133,136,139,142,145,148,150,153,156,159,162,165,168,171,174,176,178,181,184,187,190,193,196,199,202,205,208,210
%N n + [n*r/t] + [n*s/t]; r=1, s=sin(2*Pi/5), t=csc(2*Pi/5).
%C See A190082.
%H G. C. Greubel, <a href="/A190084/b190084.txt">Table of n, a(n) for n = 1..10000</a>
%F (See A190082.)
%t r=1; s=Sin[2*Pi/5]; t=Csc[2*Pi/5];
%t a[n_] := n + Floor[n*s/r] + Floor[n*t/r];
%t b[n_] := n + Floor[n*r/s] + Floor[n*t/s];
%t c[n_] := n + Floor[n*r/t] + Floor[n*s/t];
%t Table[a[n], {n, 1, 120}] (* A190082 *)
%t Table[b[n], {n, 1, 120}] (* A190083 *)
%t Table[c[n], {n, 1, 120}] (* A190084 *)
%o (PARI) for(n=1,100, print1(n + floor(n*sin(2*Pi/5)) + floor(n*(sin(2*Pi/5))^2), ", ")) \\ _G. C. Greubel_, Nov 07 2018
%o (Magma) R:= RealField(); [n + Floor(n*Sin(2*Pi(R)/5)) + Floor(n*(Sin(2*Pi(R)/5))^2): n in [1..100]]; // _G. C. Greubel_, Nov 07 2018
%Y Cf. A190082, A190083.
%K nonn
%O 1,2
%A _Clark Kimberling_, May 04 2011
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