Smallest number having exactly n square divisors.

Terms

a(0) =1a(1) =4a(2) =16a(3) =36a(4) =256a(5) =144a(6) =4096a(7) =576a(8) =1296a(9) =2304a(10) =1048576a(11) =3600a(12) =16777216a(13) =36864a(14) =20736a(15) =14400a(16) =4294967296a(17) =32400a(18) =68719476736a(19) =57600a(20) =331776a(21) =9437184a(23) =129600a(24) =1679616a(25) =150994944a(26) =810000a(27) =921600