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 A096207 #13 Jan 09 2025 18:59:31
%S A096207 3,23,71,151,1409,3631,5519,8737,10627,17609,33457,50119,54869,62423,
%T A096207 104623,146141,154493,158759,163063,195197,214831,274243,279991,
%U A096207 309811,347983,468709,599479,625969,634943,653083,881663,936253,969797,1134421
%N A096207 Prime partial sums of the even-indexed primes.
%H A096207 Robert Israel, <a href="/A096207/b096207.txt">Table of n, a(n) for n = 1..10000</a>
%e A096207 71 is a term because 71 = 3 + 7 + 13 + 19 + 29.
%p A096207 eip:= [seq(ithprime(i),i=2..10^4,2)]:
%p A096207 select(isprime,ListTools:-PartialSums(eip)); # _Robert Israel_, Jan 09 2025
%t A096207 Select[Table[Plus @@ Prime[2Range[i]], {i, 1000}], PrimeQ[ # ] &]
%Y A096207 Primes in A077126.
%K A096207 nonn
%O A096207 1,1
%A A096207 _Alonso del Arte_, Jul 27 2004
%E A096207 Name clarified by _Robert Israel_, Jan 09 2025