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 A147513 #17 Nov 03 2018 12:00:19 %S A147513 3,5,7,11,13,19,23,31,37,47 %N A147513 Numbers such that the n-th and (n+1)st terms are the successors of prime numbers and primes themselves and n+1 > n. %C A147513 Is this the same as prime(k) such that prime(k+1)*prime(k+2) > 1 + prime(k)*prime(k+3)? - _Arkadiusz Wesolowski_, May 12 2018 %C A147513 a(n) = A075323(n) for 1 <= n <= 10. - _Georg Fischer_, Nov 02 2018 %Y A147513 Cf. A075323. %K A147513 nonn,uned,obsc,unkn %O A147513 1,1 %A A147513 Jonathan Baca (jbakid(AT)gmail.com), Nov 05 2008