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 A191153 Floor(2*n*Pi) - 2*floor(n*Pi). 4
 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS MAPLE A191153:=n->floor(2*n*Pi) - 2*floor(n*Pi): seq(A191153(n), n=1..100); # Wesley Ivan Hurt, Jul 03 2014 MATHEMATICA f[n_] := Floor[2 n*Pi] - 2*Floor[n*Pi]; t = Table[f[n], {n, 1, 220}]  (* A191153 *) Flatten[Position[t, 0]]    (* A191159 *) Flatten[Position[t, 1]]    (* A191164 *) CROSSREFS Cf. A191159, A191164. Sequence in context: A118953 A023970 A072626 * A011659 A136036 A214210 Adjacent sequences:  A191150 A191151 A191152 * A191154 A191155 A191156 KEYWORD nonn,easy AUTHOR Clark Kimberling, May 27 2011 STATUS approved

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Last modified February 24 22:04 EST 2020. Contains 332216 sequences. (Running on oeis4.)