Numbers with prime factorization p^2*q^2*r^6 where p, q, and r are distinct primes.

Terms

a(0) =14400a(1) =28224a(2) =69696a(3) =72900a(4) =78400a(5) =97344a(6) =142884a(7) =166464a(8) =193600a(9) =207936a(10) =270400a(11) =304704a(12) =352836a(13) =379456a(14) =462400a(15) =484416a(16) =492804a(17) =529984a(18) =553536a(19) =562500a(20) =577600a(21) =788544a(22) =842724a(23) =846400a(24) =893025a(25) =906304a(26) =968256a(27) =1052676a(28) =1065024a(29) =1132096