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%I #2 Mar 30 2012 18:40:51
%S 0,1,3,11,55,545,14619,1363847
%N Partial sums of A002833.
%C Partial sums of threshold functions of n variables. The subsequence of primes in this partial sum begins: 3, 11, 1363847.
%F a(n) = SUM[i=0..n] A002833(i).
%e a(7) = 0 + 1 + 2 + 8 + 44 + 490 + 14074 + 1349228 = 1363847 is prime.
%Y Cf. A002833.
%K more,nonn
%O 0,3
%A _Jonathan Vos Post_, Mar 24 2010
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