a(n) = numerator of the continued fraction which has the positive divisors of n as its terms.

Terms

a(0) =1a(1) =3a(2) =4a(3) =13a(4) =6a(5) =63a(6) =8a(7) =107a(8) =37a(9) =163a(10) =12a(11) =3259a(12) =14a(13) =311a(14) =319a(15) =1725a(16) =18a(17) =10449a(18) =20a(19) =13928a(20) =613a(21) =751a(22) =24a(23) =638475a(24) =151a(25) =1043a(26) =1003a(27) =37306a(28) =30a(29) =1513023