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 A147305 #11 Aug 04 2019 07:39:01 %S A147305 5,11,17,23,35,47,49,125,343,361,625,2303,3887,5831,279841 %N A147305 Numbers B of the constrained search for ABC records described in A147306. %C A147305 The sequences a(n), A147306 and A147307 are steered by searching for records in the ABC conjecture along increasing C confined as described in A147306, the main entry for these three sequences. %F A147305 A147307(n)+a(n) = A147306(n). gcd(A147307(n),a(n))=1. %Y A147305 Cf. A085152, A085153, A147298-A147307. %K A147305 nonn,less,more %O A147305 1,1 %A A147305 _Artur Jasinski_, Nov 09 2008 %E A147305 Edited and 25 replaced by 35 - _R. J. Mathar_, Aug 24 2009