Shifts 5 places left under Dirichlet convolution.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =2a(7) =2a(8) =3a(9) =2a(10) =4a(11) =4a(12) =6a(13) =7a(14) =6a(15) =8a(16) =12a(17) =12a(18) =18a(19) =14a(20) =21a(21) =24a(22) =32a(23) =36a(24) =34a(25) =46a(26) =56a(27) =64a(28) =86a(29) =69