Squares of numbers divisible by the squares of two distinct primes.

Terms

a(0) =1296a(1) =5184a(2) =10000a(3) =11664a(4) =20736a(5) =32400a(6) =38416a(7) =40000a(8) =46656a(9) =50625a(10) =63504a(11) =82944a(12) =90000a(13) =104976a(14) =129600a(15) =153664a(16) =156816a(17) =160000a(18) =186624a(19) =194481a(20) =202500a(21) =219024a(22) =234256a(23) =250000a(24) =254016a(25) =291600a(26) =331776a(27) =345744a(28) =360000a(29) =374544