%I #18 Apr 28 2020 00:19:24
%S 0,0,0,0,1,0,1,0,0,1,1,0,1,1,1,0,0,1,0,1,1,0,1,1,0,0,1,0,1,0,1,1,1,1,
%T 0,0,0,0,0,1,1,0,0,0,1,1,1,1,0,1,0,0,1,0,1,0,1,1,0,0,1,1,1,1,1,0,1,1,
%U 0,0,0,0,1,0,1,1,1,1,0,1,0,1,1,0,1,0
%N a(n) = [2^n csc(1/n)] - [2^n cot(1/n)] - [2^n (csc(1/n) - cot(1/n))], where [ ] = floor.
%F a(n) = [2^n csc(1/n)] - [2^n cot(1/n)] - [2^n (csc(1/n) - cot(1/n))], where [ ] = floor.
%t z = 50; u = Table[Floor[2^n Csc[1/n]], {n, 1, z}] (* A333186 *)
%t v = Table[Floor[2^n Cot[1/n]], {n, 1, z}] (* A333187 *)
%t u - v (* A333188 *)
%t w = Table[Floor[2^n Csc[1/n] - 2^n Cot[1/n]], {n, 1, z}];
%t u - v - w (* A333189 *)
%Y Cf. A333186, A333187, A333188, A332479.
%K nonn,easy
%O 1
%A _Clark Kimberling_, Mar 11 2020
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