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 A190083 n + [n*r/s] + [n*t/s]; r=1, s=sin(2*Pi/5), t=csc(2*Pi/5). 5
 3, 6, 9, 12, 15, 18, 21, 24, 27, 31, 34, 37, 40, 43, 46, 49, 52, 55, 59, 63, 66, 69, 72, 75, 78, 81, 84, 87, 91, 94, 97, 100, 103, 106, 109, 112, 115, 119, 123, 126, 129, 132, 135, 138, 141, 144, 147, 151, 154, 157, 160, 163, 166, 169, 172, 175, 179, 182, 186, 189, 192, 195, 198, 201, 204, 207, 211, 214, 217, 220, 223, 226, 229, 232, 235 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS See A190082. LINKS G. C. Greubel, Table of n, a(n) for n = 1..10000 FORMULA (See A190082.) MATHEMATICA r=1; s=Sin[2*Pi/5]; t=Csc[2*Pi/5]; a[n_] := n + Floor[n*s/r] + Floor[n*t/r]; b[n_] := n + Floor[n*r/s] + Floor[n*t/s]; c[n_] := n + Floor[n*r/t] + Floor[n*s/t]; Table[a[n], {n, 1, 120}]  (* A190082 *) Table[b[n], {n, 1, 120}]  (* A190083 *) Table[c[n], {n, 1, 120}]  (* A190084 *) PROG (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 (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 CROSSREFS Cf. A190082, A190084. Sequence in context: A059563 A292641 A085126 * A117124 A323422 A071073 Adjacent sequences:  A190080 A190081 A190082 * A190084 A190085 A190086 KEYWORD nonn AUTHOR Clark Kimberling, May 04 2011 STATUS approved

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Last modified September 28 01:27 EDT 2021. Contains 347698 sequences. (Running on oeis4.)