Numbers k such that phi(k) | sigma(k + 8).

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =7a(6) =9a(7) =11a(8) =14a(9) =15a(10) =18a(11) =20a(12) =34a(13) =36a(14) =38a(15) =39a(16) =52a(17) =63a(18) =70a(19) =84a(20) =85a(21) =97a(22) =100a(23) =111a(24) =116a(25) =130a(26) =146a(27) =150a(28) =153a(29) =162