a(n) = sin^2((2n-1)*arcsin(sqrt n)) = 1 - sin^2( (2n-1)*arccos(sqrt n)).

A173170

a(n) = sin^2((2n-1)*arcsin(sqrt n)) = 1 - sin^2( (2n-1)*arccos(sqrt n)).

Terms

    a(0) =0a(1) =1a(2) =50a(3) =23763a(4) =25421764a(5) =48225038405

External references