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 A187967 [nr+kr]-[nr]-[kr], where r=sqrt(2), k=2, [ ]=floor. 5
 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 COMMENTS See A187950. LINKS MATHEMATICA r=2^(1/2); k=2 seqA=Table[Floor[(n+2)r]-Floor[n*r]-Floor[k*r], {n, 1, 220}]   (* A187967 *) Flatten[Position[seqA, 0] ]   (* A098021 conjectured *) Flatten[Position[seqA, 1] ]   (* A187968 *) CROSSREFS Cf. A187950, A098021, A187968. Sequence in context: A099443 A132342 A156174 * A106467 A106468 A030317 Adjacent sequences:  A187964 A187965 A187966 * A187968 A187969 A187970 KEYWORD nonn AUTHOR Clark Kimberling, Mar 17 2011 STATUS approved

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Last modified May 24 10:48 EDT 2019. Contains 323529 sequences. (Running on oeis4.)