a(n)=floor(b(n)), where b(0)=1, b(n)=b(n-1)^2-n^b(n-1).

A153063

a(n)=floor(b(n)), where b(0)=1, b(n)=b(n-1)^2-n^b(n-1).

Terms

    a(0) =1a(1) =0a(2) =-1a(3) =0a(4) =-3a(5) =4a(6) =-2092a(7) =4372582

External references