This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A106060 #15 Sep 08 2022 08:45:17 %S A106060 5,11,29,71,101,131,149,269,401,431,449,479,491,599,761,821,929,1229, %T A106060 1289,1559,1571,1601,1619,1871,2081,2129,2339,2531,2549,2609,2741, %U A106060 3041,3209,3299,3461,3719,3761,4289,5189,5861,6269,6359,6569,6701,6959,7211 %N A106060 Primes p such that 1*p + 8 and 8*p + 1 are primes. %C A106060 Cf. A045536: Primes p such that 1*p+2 and 2*p+1 are prime; A007693: Numbers n such that n and 6*n+1 are primes. %t A106060 Select[Prime[Range[220]], PrimeQ[8#+1]&&PrimeQ[1#+8]&] %o A106060 (Magma) [p: p in PrimesUpTo(10000) | IsPrime(p+8) and IsPrime(8*p+1)]; // _Vincenzo Librandi_, Nov 13 2010 %Y A106060 Cf. A007693, A045536. %K A106060 nonn %O A106060 1,1 %A A106060 _Zak Seidov_, May 07 2005