Numbers k such that the largest prime factor of k is equal to floor(sqrt(k)).

Terms

a(0) =4a(1) =8a(2) =9a(3) =12a(4) =25a(5) =30a(6) =49a(7) =56a(8) =63a(9) =121a(10) =132a(11) =169a(12) =182a(13) =195a(14) =289a(15) =306a(16) =361a(17) =380a(18) =399a(19) =529a(20) =552a(21) =575a(22) =841a(23) =870a(24) =961a(25) =992a(26) =1023a(27) =1369a(28) =1406a(29) =1443