3-abundant numbers k such that k/(sigma(k)-3*k) is an integer.

Terms

a(0) =180a(1) =240a(2) =360a(3) =420a(4) =540a(5) =600a(6) =780a(7) =1080a(8) =1344a(9) =1872a(10) =1890a(11) =2016a(12) =2184a(13) =2352a(14) =2376a(15) =2688a(16) =3192a(17) =3276a(18) =3744a(19) =4284a(20) =4320a(21) =4680a(22) =5292a(23) =5376a(24) =5796a(25) =6048a(26) =6552a(27) =7128a(28) =7440a(29) =8190