Harmonic numbers that are not multiply-perfect.

Terms

a(0) =140a(1) =270a(2) =1638a(3) =2970a(4) =6200a(5) =8190a(6) =18600a(7) =18620a(8) =27846a(9) =55860a(10) =105664a(11) =117800a(12) =167400a(13) =173600a(14) =237510a(15) =242060a(16) =332640a(17) =360360a(18) =539400a(19) =695520a(20) =726180a(21) =753480a(22) =950976a(23) =1089270a(24) =1421280a(25) =1539720a(26) =2229500a(27) =2290260a(28) =2457000a(29) =2845800