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 A374591 #19 Aug 10 2024 21:39:43 %S A374591 4,46,60,70,74,76,84,90,94,100,102,104,106,112,114,116,120,126,130, %T A374591 132,134,136,142,144,146,150,154,156,158,160,162,164,166,168,172,174, %U A374591 176,178,180,184,186,190,192,194,196,198,200,202,204,206,210,214,216,220 %N A374591 Even numbers that can be written as the sum of two isolated primes (A007510). %e A374591 4 = 2 + 2 is a term, as 2 is the smallest isolated prime. %e A374591 60 = 23 + 37 is the smallest term that is the sum of two distinct isolated primes. %t A374591 Lim=220;ip=Select[Prime[Range[Lim]], NoneTrue[#+{2, -2}, PrimeQ]&] ;ipp[a_]:={a,a};Select[Union[Total/@Join[ipp/@ip,Subsets[ip,{2}]]],EvenQ[#]&&#<=Lim&] (* _James C. McMahon_, Aug 10 2024 *) %Y A374591 Cf. A007510. %K A374591 nonn %O A374591 1,1 %A A374591 _Marc Groz_, Jul 12 2024