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 A215996 #12 Feb 19 2018 12:47:59 %S A215996 198197,199831,204751,208057,216373,218047,219721,224771,229837, %T A215996 247001,248723,250451,262657,269701,330439,352411,363379,367021, %U A215996 385351,387187,389047,415409,421121,434377,440023,441907,449419,453181,458863,468271,483389,487183 %N A215996 Primes that are the sum of 251 consecutive primes. %H A215996 Syed Iddi Hasan, <a href="/A215996/b215996.txt">Table of n, a(n) for n = 1..10000</a> %t A215996 Select[Total/@Partition[Prime[Range[600]],251,1],PrimeQ] (* _Harvey P. Dale_, Oct 18 2013 *) %Y A215996 Cf. A215991. %K A215996 nonn %O A215996 1,1 %A A215996 _Syed Iddi Hasan_, Aug 30 2012 %E A215996 More terms from _Harvey P. Dale_, Oct 18 2013