Numerators of the partial sums of the reciprocals of the sum of unitary divisors function (A034448).

A379513

Numerators of the partial sums of the reciprocals of the sum of unitary divisors function (A034448).

Terms

    a(0) =1a(1) =4a(2) =19a(3) =107a(4) =39a(5) =61a(6) =259a(7) =817a(8) =853a(9) =97a(10) =301a(11) =307a(12) =2209a(13) =187a(14) =2279a(15) =39583a(16) =121129a(17) =122557a(18) =124699a(19) =126127a(20) =509863a(21) =171541a(22) =173921a(23) =526523a(24) =6930479a(25) =6983519a(26) =7063079a(27) =7118771a(28) =7193027a(29) =802663

External references