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 A189169 Zero-one sequence based on the sequence n(n+2):  a(A005563(k))=a(k); a(A183299(k))=1-a(k), a(1)=0, a(2)=1. 4
 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS MATHEMATICA u[n_] := n(n+2);  (*A005563*) a[1] = 0; a[2]=1; h = 128; c = (u[#1] &) /@ Range[2h]; d = (Complement[Range[Max[#1]], #1] &)[c]; (*A183299*) Table[a[d[[n]]] = 1 - a[n], {n, 1, h - 1}]; (*A189169*) Table[a[c[[n]]] = a[n], {n, 1, h}]   (*A189169*) Flatten[Position[%, 0]]  (*A189170*) Flatten[Position[%%, 1]] (*A189171*) CROSSREFS Cf. A188967, A189170, A189171, A189166. Sequence in context: A087003 A266840 A104606 * A267676 A014389 A014349 Adjacent sequences:  A189166 A189167 A189168 * A189170 A189171 A189172 KEYWORD nonn AUTHOR Clark Kimberling, Apr 17 2011 STATUS approved

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Last modified September 20 02:19 EDT 2021. Contains 347577 sequences. (Running on oeis4.)