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 A174622 #2 Mar 30 2012 18:40:51 %S A174622 1,4,10,22,45,90,177,348,684,1350,2670,5298,10531,20974,41815,83452, %T A174622 166639,332926,665329,1329964,2658898,5316430,10630828,21258958, %U A174622 42513898,85022458,170036950,340063306,680110785,1360200510,2720369517 %N A174622 Partial sums of A005256. %C A174622 Partial sums of number of weighted voting procedures. The subsequence of primes in this partial sum begins: 10531, no more through a(32). %F A174622 a(n) = SUM[i=1..n] A005256(i). %Y A174622 Cf. A005256. %K A174622 nonn %O A174622 1,2 %A A174622 _Jonathan Vos Post_, Mar 24 2010