Semiprimes k such that k+2 and k+6 are primes and k+4 and k+8 are all semiprimes.

Terms

a(0) =485a(1) =497a(2) =2855a(3) =3035a(4) =5165a(5) =5345a(6) =6005a(7) =6995a(8) =7037a(9) =15437a(10) =15677a(11) =19007a(12) =22805a(13) =23597a(14) =24437a(15) =25937a(16) =37487a(17) =40187a(18) =41645a(19) =44837a(20) =46745a(21) =57635a(22) =58655a(23) =65177a(24) =83087a(25) =89777a(26) =93977a(27) =96905a(28) =102545a(29) =104237