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%I #7 Mar 14 2022 00:10:53
%S 2,1,0,0,2,-2,1,1,3,1,1,7,8,5,5,6,11,7,6,8,8,7,6,11,12,13,9,11,11,10,
%T 18,9,15,14,19,15,17,21,20,18,22,18,19,15,17,17,21,26,24,20,22,20,20,
%U 28,27,25,28,25,24,22,17,29,33,35,27,28,33,35,39,34,36,37,35,39,34,36,42,38,36,37,40,40,48,47,45,38,41,40
%N It seems that the n-th prime p appears in A064413 at around position 2*p; if in fact A064413(w) = p then set a(n) = 2*p-w.
%C This is the amount by which p appears in advance of its expected position.
%H N. J. A. Sloane, <a href="/A352194/b352194.txt">Table of n, a(n) for n = 1..690</a>
%Y Cf. A064413.
%K sign
%O 1,1
%A _N. J. A. Sloane_, Mar 13 2022
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