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 A332479 a(n) = [2^n/(1 - cos(1/n))] - [2^n/(-1 + cot(1/n))] - [2^n/(1 - cos(1/n)) - 2^n/(-1 + cot(1/n))], where [ ] = floor. 5
 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS FORMULA a(n) = [2^n/(1 - cos(1/n))] - [2^n/(-1 + cot(1/n))] - [2^n/(1 - cos(1/n) -2^n/(-1 + cot(1/n))], where [ ] = floor. MATHEMATICA z = 50; u = Table[Floor[2^n/(1 - Cos[1/n])], {n, 1, z}]    (* A332430 *) v = Table[Floor[2^n/(-1 + Cot[1/n])], {n, 1, z}]  (* A332431 *) u - v   (* A332432 *) w = Table[Floor[2^n/(1 - Cos[1/n]) - 2^n/(-1 + Cot[1/n])], {n, 1, z}] u - v - w  (* A332479 *) CROSSREFS Cf. A333186, A333189, A332430, A332431, A332432, A332433. Sequence in context: A170966 A190245 A328100 * A190210 A014394 A014779 Adjacent sequences:  A332476 A332477 A332478 * A332480 A332481 A332482 KEYWORD nonn,easy AUTHOR Clark Kimberling, Apr 05 2020 STATUS approved

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Last modified September 25 00:48 EDT 2020. Contains 337333 sequences. (Running on oeis4.)