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 A204667 #16 Sep 08 2022 08:46:01 %S A204667 82073,153191,160253,178697,200513,212297,223151,283211,293543,369581, %T A204667 388403,401417,446657,482123,492911,526997,529751,529871,543713, %U A204667 555767,565667,593711,593783,608213,611333,626261,645257,657131,698183,713681,717341,731057,736187,746597,755903,767957 %N A204667 Primes p such that q-p = 56, where q is the next prime after p. %H A204667 M. F. Hasler, <a href="/A204667/b204667.txt">Table of n, a(n) for n = 1..16595</a> (all a(n)<10^8). %H A204667 <a href="/index/Pri#gaps">Index entries for primes, gaps between</a> %t A204667 Transpose[Select[Partition[Prime[Range[80000]], 2, 1], Last[#] - First[#] == 56 &]][[1]] (* _Vincenzo Librandi_, Jan 16 2017 *) %o A204667 (Magma) [p: p in PrimesUpTo(800000) | NextPrime(p)-p eq 56]; // _Vincenzo Librandi_, Jan 16 2017 %K A204667 nonn %O A204667 1,1 %A A204667 _N. J. A. Sloane_, Jan 17 2012