Squares for which no smaller square has the same number of divisors.

Terms

a(0) =1a(1) =4a(2) =16a(3) =36a(4) =64a(5) =144a(6) =576a(7) =900a(8) =1024a(9) =1296a(10) =3600a(11) =4096a(12) =5184a(13) =9216a(14) =14400a(15) =32400a(16) =36864a(17) =44100a(18) =46656a(19) =65536a(20) =82944a(21) =129600a(22) =176400a(23) =230400a(24) =262144a(25) =331776a(26) =589824a(27) =705600a(28) =746496a(29) =810000