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 A136068 #5 Mar 16 2020 10:00:00
%S A136068 191,229,419,571,761,1103,1483,1559,1901,2053,2129,2851,3079,4219,
%T A136068 4409,4523,4561,4751,6271,6689,6803,7069,7753,8171,8209,8513,8741,
%U A136068 8779,9311,9463,9539,10831,11743,11971,12161,12503,12541,12959,14251,14593,14669
%N A136068 Mother primes of order 9.
%C A136068 For smallest mother primes of order n see A136020 (also definition). For mother primes of order 1 see A091180. For mother primes of order 2 see A136061. For mother primes of order 3 see A136062. For mother primes of order 4 see A136063. For mother primes of order 5 see A136064. For mother primes of order 6 see A136065. For mother primes of order 8 see A136066. For mother primes of order 9 see A136067.
%H A136068 Amiram Eldar, <a href="/A136068/b136068.txt">Table of n, a(n) for n = 1..10000</a>
%t A136068 n = 9; a = {}; Do[If[PrimeQ[(Prime[k] + 2n)/(2n + 1)], AppendTo[a, Prime[k]]], {k, 1, 1500}]; a
%Y A136068 Cf. A088878, A091180, A136019, A136020, A136061, A136062, A136063, A136064, A136065, A136066, A136067, A136069, A136070.
%K A136068 nonn
%O A136068 1,1
%A A136068 _Artur Jasinski_, Dec 12 2007