Composite numbers congruent to +-1 mod 6.

Terms

a(0) =25a(1) =35a(2) =49a(3) =55a(4) =65a(5) =77a(6) =85a(7) =91a(8) =95a(9) =115a(10) =119a(11) =121a(12) =125a(13) =133a(14) =143a(15) =145a(16) =155a(17) =161a(18) =169a(19) =175a(20) =185a(21) =187a(22) =203a(23) =205a(24) =209a(25) =215a(26) =217a(27) =221a(28) =235a(29) =245