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 A085739 #7 Dec 01 2015 17:17:47 %S A085739 3,9,24,52,118,209,362,552,828,1263,1759,2462,3323,4269,5397,6828, %T A085739 8598,10489,12767,15323,18024,21184,24670,28675,33428,38579,43935, %U A085739 49713,55708,62149,70277,78923,88376,98106,109281,120757,133160,146526,160554 %N A085739 Partial sums of A034953(n). %e A085739 a(3)=T(2)+T(3)+T(5)=3+6+15=24 %t A085739 Accumulate[(#(#+1))/2&/@Prime[Range[50]]] (* _Harvey P. Dale_, Dec 01 2015 *) %o A085739 (PARI) s=0; forprime(p=2,300,s+=t(p); print1(s",")) %Y A085739 Cf. A034953. %K A085739 nonn %O A085739 1,1 %A A085739 _Jon Perry_, Jul 21 2003 %E A085739 Corrected by _T. D. Noe_, Oct 25 2006