Numbers k such that phi(k + 4) | sigma(k) for k not congruent to 0 (mod 3).

Terms

a(0) =5a(1) =10a(2) =14a(3) =22a(4) =34a(5) =35a(6) =38a(7) =58a(8) =70a(9) =82a(10) =95a(11) =110a(12) =118a(13) =140a(14) =142a(15) =143a(16) =191a(17) =202a(18) =214a(19) =224a(20) =230a(21) =274a(22) =298a(23) =308a(24) =358a(25) =374a(26) =376a(27) =382a(28) =394a(29) =454