Numbers k such that pi(k) >= phi(k).

Terms

a(0) =2a(1) =3a(2) =4a(3) =6a(4) =8a(5) =10a(6) =12a(7) =14a(8) =18a(9) =20a(10) =24a(11) =30a(12) =42a(13) =60a(14) =90