Numbers k such that {k + 2, k + 4} and {k^2 + 2, k^2 + 4} are both twin prime pairs.

Terms

a(0) =1a(1) =3a(2) =15a(3) =57a(4) =147a(5) =2085a(6) =6687a(7) =6957a(8) =11055a(9) =15267a(10) =17385a(11) =17577a(12) =20505a(13) =20637a(14) =23667a(15) =26247a(16) =31077a(17) =31317a(18) =32115a(19) =32967a(20) =34497a(21) =39225a(22) =47775a(23) =52065a(24) =53715a(25) =55335a(26) =56205a(27) =58365a(28) =62187a(29) =63585