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 A176692 #2 Mar 30 2012 18:40:52 %S A176692 2,5,10,20,47,166,1279,30654,2760820 %N A176692 Partial sums of A000617. %C A176692 Partial sums of number of NP-equivalence classes of threshold functions of n or fewer variables. The subsequence of primes in this sequence begins: 2, 5, 47, 1279. %F A176692 a(n) = SUM[i=0..n] A000617(i) = SUM[i=0..n] SUM[j=0..i] A000619(j). %e A176692 a(6) = 2 + 3 + 5 + 10 + 27 + 119 + 1113 = 1279 is prime. %Y A176692 Cf. A000617, A000619. %K A176692 nonn %O A176692 0,1 %A A176692 _Jonathan Vos Post_, Apr 24 2010