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 A187944 [nr+kr]-[nr]-[kr], where r=(1+sqrt(5))/2, k=3, [ ]=floor. 5
 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 COMMENTS See A187950. LINKS FORMULA a(n)=[nr+3r]-[nr]-[3r], where r=(1+sqrt(5))/2. MATHEMATICA r=(1+5^(1/2))/2; seqA=Table[Floor[(n+3)]-Floor[n*r]-4, {n, 1, 220}] (* A187944 *) Flatten[Position[seqA, 0] ]   (* A101864 *) Flatten[Position[seqA, 1] ]   (* A187945 *) CROSSREFS Cf. A187950, A101864, A189645. Sequence in context: A099990 A089939 A059095 * A105597 A188470 A071026 Adjacent sequences:  A187941 A187942 A187943 * A187945 A187946 A187947 KEYWORD nonn AUTHOR Clark Kimberling, Mar 16 2011 STATUS approved

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Last modified March 21 11:49 EDT 2019. Contains 321368 sequences. (Running on oeis4.)