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

Terms

a(0) =6a(1) =7a(2) =10a(3) =30a(4) =41a(5) =46a(6) =54a(7) =55a(8) =62a(9) =66a(10) =70a(11) =78a(12) =108a(13) =114a(14) =118a(15) =132a(16) =135a(17) =138a(18) =168a(19) =174a(20) =186a(21) =188a(22) =190a(23) =195a(24) =220a(25) =246a(26) =286a(27) =297a(28) =318a(29) =354