Products of exactly 18 primes (generalization of semiprimes).

Terms

a(0) =262144a(1) =393216a(2) =589824a(3) =655360a(4) =884736a(5) =917504a(6) =983040a(7) =1327104a(8) =1376256a(9) =1441792a(10) =1474560a(11) =1638400a(12) =1703936a(13) =1990656a(14) =2064384a(15) =2162688a(16) =2211840a(17) =2228224a(18) =2293760a(19) =2457600a(20) =2490368a(21) =2555904a(22) =2985984a(23) =3014656a(24) =3096576a(25) =3211264a(26) =3244032a(27) =3317760a(28) =3342336a(29) =3440640