a(n) = gcd(A324886(n), A064989(A324886(n))).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =3a(8) =5a(9) =1a(10) =1a(11) =1a(12) =1a(13) =1a(14) =1a(15) =9a(16) =1a(17) =25a(18) =1a(19) =1a(20) =1a(21) =1a(22) =1a(23) =5a(24) =49a(25) =1a(26) =1a(27) =1a(28) =1a(29) =7