Noncubes k that are divisible by floor(k^(1/3)).

Terms

a(0) =2a(1) =3a(2) =4a(3) =5a(4) =6a(5) =7a(6) =10a(7) =12a(8) =14a(9) =16a(10) =18a(11) =20a(12) =22a(13) =24a(14) =26a(15) =30a(16) =33a(17) =36a(18) =39a(19) =42a(20) =45a(21) =48a(22) =51a(23) =54a(24) =57a(25) =60a(26) =63a(27) =68a(28) =72a(29) =76