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 A190635 #8 Mar 31 2012 10:28:44 %S A190635 4,280,3469989,34317382,73414350,178935505 %N A190635 Index of A190637(n) in the sequence A103431 of Gaussian primes. %e A190635 A190637(2)=43 is the a(2)=280th entry in the sequence A103431 (which orders the Gaussian primes of the first quadrant). %Y A190635 Cf. A103431, A190637, A190634. %K A190635 nonn %O A190635 1,1 %A A190635 _Sven Simon_, May 15 2011 %E A190635 a(5)-a(6) from Sven Simon, Jun 19 2011