Numbers with 9 odd divisors.

Terms

a(0) =225a(1) =441a(2) =450a(3) =882a(4) =900a(5) =1089a(6) =1225a(7) =1521a(8) =1764a(9) =1800a(10) =2178a(11) =2450a(12) =2601a(13) =3025a(14) =3042a(15) =3249a(16) =3528a(17) =3600a(18) =4225a(19) =4356a(20) =4761a(21) =4900a(22) =5202a(23) =5929a(24) =6050a(25) =6084a(26) =6498a(27) =6561a(28) =7056a(29) =7200