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 A160918 #18 Oct 29 2022 04:49:31 %S A160918 102,150,420,660,858,1020,2310,2730,3120,3390,5100,5502,5850,6198, %T A160918 7758,12540,13692,13998,15360,17292,21840,23688,25932,32832,41520, %U A160918 43398,46092,49032,49410,50892,58152,61560,64920,70878,72270,78138,88818 %N A160918 Averages of twin prime pairs that are sums of 4 consecutive averages of twin prime pairs. %C A160918 Members of A014574 which can be written as a sum of 4 consecutive members. %H A160918 Amiram Eldar, <a href="/A160918/b160918.txt">Table of n, a(n) for n = 1..10000</a> %F A160918 {A014574(i): A014574(i) = Sum_{k=0..3} A014574(j+k) for some k,j}. %e A160918 102 is in the sequence because it can be written as 12 + 18 + 30 + 42. %e A160918 150 is in the sequence because it is 18 + 30 + 42 + 60. %t A160918 PrimeNextTwinAverage[n_]:=Module[{k},k=n+1;While[ !PrimeQ[k-1]||!PrimeQ[k+1],k++ ];k];lst={};Do[If[PrimeQ[n-1]&&PrimeQ[n+1],a=n;b=PrimeNextTwinAverage[a];c=PrimeNextTwinAverage[b];d=PrimeNextTwinAverage[c];a=a+b+c+d;If[PrimeQ[a-1]&&PrimeQ[a+1],AppendTo[lst,a]]],{n,2*8!}];lst %t A160918 With[{tpms=Mean/@Select[Partition[Prime[Range[10000]],2,1],#[[2]]- #[[1]] ==2&]},Total/@Select[Partition[tpms,4,1],MemberQ[tpms,Total[#]]&]] (* _Harvey P. Dale_, Apr 27 2012 *) %Y A160918 Cf. A014574, A160916, A160917. %K A160918 nonn %O A160918 1,1 %A A160918 _Vladimir Joseph Stephan Orlovsky_, May 30 2009