%I #12 Jun 25 2022 03:35:30
%S 1,3,5,7,15,23,25,39,53,67,75,89,103,111,131,157,177,197,211,225,245,
%T 265,285,311,313,321,353,379,405,449,493,543,587,625,675,701,727,765,
%U 791,823,855,875,901,921,959
%N n-th partial sum of primes of the form 3*k+1/2+-1/2 minus n-th partial sum of primes of the form 3*m-1.
%F a(n) = A172113(n) - A172188(n).
%e a(1) = (3*1+1/2-1/2)-(3*1-1) = 1;
%e a(2) = (3+3*2+1/2+1/2)-(2+3*2-1) = 3.
%Y Cf. A172188, A172113.
%Y Partial sums of A171715.
%K nonn
%O 1,2
%A _Juri-Stepan Gerasimov_, Feb 01 2010
%E Corrected (453 replaced by 493) by _R. J. Mathar_, May 22 2010