%I
%S 0,2,7,32,85,191,383,760,1429,2601,4455,7275,11312,17084,25203,36725,
%T 52631,74199,102482,138942,184934,242638,314286,403242,513039,648580,
%U 814890,1018701,1266791,1567831,1930440,2365171,2882192,3493959,4212425,5052278,6027955
%N Number of 7element subsets of [n] having a prime element sum.
%H Alois P. Heinz, <a href="/A320682/b320682.txt">Table of n, a(n) for n = 7..500</a>
%Y Column k=7 of A282516.
%K nonn
%O 7,2
%A _Alois P. Heinz_, Oct 19 2018
