Numbers k for which 16*k+1, 16*k+3 and 16*k+15 are primes.

Terms

a(0) =1a(1) =133a(2) =166a(3) =208a(4) =313a(5) =418a(6) =616a(7) =691a(8) =718a(9) =1336a(10) =1441a(11) =1573a(12) =1588a(13) =1756a(14) =2083a(15) =2308a(16) =2533a(17) =2926a(18) =2986a(19) =3688a(20) =3766a(21) =3883a(22) =4036a(23) =4096a(24) =4201a(25) =4663a(26) =5311a(27) =5626a(28) =5908a(29) =6181