a(0) = 1, a(1) = 2, a(2n) = A019565(a(n)), a(2n+1) = A065642(a(n)).

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =9a(6) =5a(7) =8a(8) =15a(9) =12a(10) =14a(11) =27a(12) =10a(13) =25a(14) =7a(15) =16a(16) =210a(17) =45a(18) =35a(19) =18a(20) =105a(21) =28a(22) =462a(23) =81a(24) =21a(25) =20a(26) =154a(27) =125a(28) =30a(29) =49