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 A189209 Zero-one sequence based on the sequence of odd primes: a(A065091(k))=a(k); a(v(k))=1-a(k), where v=A065090 and a(1)=0, a(2)=1. 4
 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS MATHEMATICA u[n_] := Prime[n+1]; (*A065091*) a[1] = 0; a[2]=1; h = 128; c = (u[#1] &) /@ Range[2h]; d = (Complement[Range[Max[#1]], #1] &)[c]; (*A065090*) Table[a[d[[n]]] = 1 - a[n], {n, 1, h - 1}]; (*A189209*) Table[a[c[[n]]] = a[n], {n, 1, h}] (*A189209*) Flatten[Position[%, 0]] (*A189210*) Flatten[Position[%%, 1]] (*A189211*) CROSSREFS Cf. A188967, A189206, A189210, A189211. Sequence in context: A284471 A135022 A286726 * A266754 A071982 A266588 Adjacent sequences: A189206 A189207 A189208 * A189210 A189211 A189212 KEYWORD nonn AUTHOR Clark Kimberling, Apr 18 2011 STATUS approved

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Last modified January 30 12:56 EST 2023. Contains 359945 sequences. (Running on oeis4.)