%I #5 Jun 24 2019 22:13:35
%S 0,1,0,0,1,0,0,1,0,0,1,0,0,1,1,0,1,1,0,1,1,0,1,1,0,0,1,0,0,1,0,0,1,0,
%T 0,1,1,0,1,1,0,1,1,0,1,1,0,0,1,0,0,1,0,0,1,0,0,1,1,0,1,1,0,1,1,0,1,1,
%U 0,0,1,0,0,1,0,0,1,0,0,1,1,0,1,1,0,1,1,0,1,1,0,0,1,0,0,1,0,0,1,0,0,1,1,0,1
%N a(n) = ceiling(sin(n)*cos(n)).
%C For all nonzero integers n, ceiling(sin(n)*cos(n)) = 1 + floor(sin(n)*cos(n)), so a(n) = 1 + A126564(n) for n > 0 (a(0) = A126564(0) = 0).
%F a(n) = ceiling(sin(n)*cos(n)).
%o (PARI) a(n) = ceil(sin(n)*cos(n))
%Y Cf. A126564.
%K nonn
%O 0,1
%A _Rick L. Shepherd_, Dec 27 2006