Squarefree numbers k with largest prime factor = floor(sqrt(k)).

Terms

a(0) =30a(1) =182a(2) =195a(3) =399a(4) =870a(5) =1023a(6) =1406a(7) =1443a(8) =1722a(9) =2915a(10) =3782a(11) =4623a(12) =5402a(13) =7055a(14) =8099a(15) =10302a(16) =10815a(17) =11990a(18) =12099a(19) =12882a(20) =12995a(21) =16383a(22) =17423a(23) =18906a(24) =19599a(25) =24806a(26) =24963a(27) =26895a(28) =30102a(29) =32942