a(n) = Product_{d|n} (A069934(n) / sigma(d)) where A069934(n) = lcm_{d|n} sigma(d).

Terms

a(0) =1a(1) =3a(2) =4a(3) =441a(4) =6a(5) =144a(6) =8a(7) =385875a(8) =2704a(9) =324a(10) =12a(11) =12446784a(12) =14a(13) =576a(14) =576a(16) =18a(17) =197413632a(18) =20a(19) =42007896a(20) =1024a(21) =1296a(22) =24a(24) =34596a(25) =1764a(26) =35152000a(27) =99574272a(28) =30a(29) =26873856a(30) =32a(32) =2304