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 A180947 #4 Aug 24 2014 08:23:13 %S A180947 59,107,179,263,977,1231,1607,4231,4909,5939,8837,10007,11243,11903, %T A180947 21019,25931,29251,32783,34961,38431,56179,83537,123923,137653,172223, %U A180947 190979,326063,349291,361219,373327,391873,485819,559511,586769,596021 %N A180947 Primes of the form p(i)*p(i+1)+p(i+2)+p(i+3) where p(i) is a prime. %H A180947 Harvey P. Dale, <a href="/A180947/b180947.txt">Table of n, a(n) for n = 1..1000</a> %e A180947 a(7)=1607=37*41+43+47 %t A180947 Select[#[[1]]#[[2]]+#[[3]]+#[[4]]&/@ Partition[Prime[Range[200]],4,1], PrimeQ] (* _Harvey P. Dale_, Aug 24 2014 *) %Y A180947 Cf. A000040, A180944, A180946 %K A180947 nonn %O A180947 1,1 %A A180947 _Carmine Suriano_, Sep 27 2010