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 A062622 #21 Jul 04 2021 09:00:30 %S A062622 3,17,293,1303,3331,4639,7043,35201,46441 %N A062622 Numbers k such that 56^k - 55^k is a prime. %C A062622 Terms greater than 1000 often correspond only to strong pseudoprimes. [Clarified by _M. F. Hasler_, Sep 15 2013] %C A062622 a(10) > 10^5. - _Robert Price_, Oct 26 2013 %Y A062622 Cf. A000043, A057468, A059801, A059802, A062572-A062666. %K A062622 nonn,hard %O A062622 1,1 %A A062622 _Mike Oakes_, May 18 2001, May 19 2001 %E A062622 a(8)-a(9) from _Robert Price_, Oct 26 2013