Numbers k such that k | (phi(k) * sigma(k)) but (phi(k) + sigma(k))/k does not increase.

Terms

a(0) =1a(1) =84a(2) =120a(3) =162a(4) =234a(5) =252a(6) =270a(7) =486a(8) =540a(9) =588a(10) =648a(11) =672a(12) =819a(13) =936a(14) =1350a(15) =1458a(16) =1536a(17) =1550a(18) =1638a(19) =1764a(20) =1782a(21) =1800a(22) =1872a(23) =1920a(24) =2268a(25) =2325a(26) =3000a(27) =3042a(28) =3240a(29) =3276