Composite squarefree numbers n such that p(i)+7 divides n-7, where p(i) are the prime factors of n.

Terms

a(0) =1015a(1) =4147a(2) =7567a(3) =9367a(4) =13447a(5) =15847a(6) =25543a(7) =29127a(8) =33847a(9) =39319a(10) =40807a(11) =58327a(12) =80647a(13) =87607a(14) =116071a(15) =135439a(16) =139867a(17) =145915a(18) =177415a(19) =186667a(20) =190747a(21) =203287a(22) =222343a(23) =253897a(24) =321127a(25) =356167a(26) =380887a(27) =384391a(28) =391207a(29) =403495