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%I #13 Jul 23 2021 09:03:08
%S 0,0,1,1,2,1,3,1,3,0,3,1,3,0,4,1,4,0,3,0,4,0,4,1,4,0,5,1,4,0,3,0,6,0,
%T 4,1,4,0,6,1,5,0,5,0,7,0,5,1,5,0,7,0,5,0,4,0,7,0,4,1,4,0,9,1,7,0,5,0,
%U 8,0,4,0,5,0,10,1,7,0,5,0,9,0,5,1,8,0,9,1,7,0,5,0,11,0,6,1,6,0
%N Number of ways to express n as p+2q; p, q = 1 or prime.
%H L. Hodges, <a href="https://www.jstor.org/stable/2690477">A lesser-known Goldbach conjecture</a>, Math. Mag., 66 (1993), 45-47.
%H <a href="/index/Go#Goldbach">Index entries for sequences related to Goldbach conjecture</a>
%K nonn
%O 1,5
%A _David W. Wilson_
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