Deep factorization of n, written in binary: replace each factor p^e with the expression [primepi(p) [ e ]], iterate on these numbers, finally replace '[' and ']' with '1' and '0'.

A300560

Deep factorization of n, written in binary: replace each factor p^e with the expression [primepi(p) [ e ]], iterate on these numbers, finally replace '[' and ']' with '1' and '0'.

Terms

    a(0) =0a(1) =1100a(2) =11100100a(3) =11110000a(4) =111100100100a(5) =110011100100a(6) =111110000100a(7) =111110010000a(8) =111001110000a(15) =111111000000

External references