Numerators of the partial sums of the reciprocals of the powerful part function (A057521).

Terms

a(0) =1a(1) =2a(2) =3a(3) =13a(4) =17a(5) =21a(6) =25a(7) =51a(8) =467a(9) =539a(10) =611a(11) =629a(12) =701a(13) =773a(14) =845a(15) =1699a(16) =1843a(17) =1859a(18) =2003a(19) =2039a(20) =2183a(21) =2327a(22) =2471a(23) =2489a(24) =62369a(25) =65969a(26) =198307a(27) =201007a(28) =211807a(29) =222607