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%I #14 Jun 01 2018 07:55:33
%S 2,4,16,38,58,72,148,170,178,282,388,446,512,652,656,758,836,856,1514,
%T 1592,1648,1712,1906,1918,2034,2606,2758,4094,4936,5624,5758,5842,
%U 5924,6764,8188,10570,10922,11072,11482,13082,13972,14626,15212,16018,18986
%N Twice the positions in A051686 at which new primes appear in that sequence.
%C Halving this sequence gives 1, 2, 8, 19, ..., 256, 326, ..., 47764, ..., the indices in A051686 at which primes appear which have not appeared before.
%C This sequence lists the terms of A051692 in ascending order, whereas A051692 lists them in increasing order of the emerging primes in A051686.
%Y Cf. A051686, A051692, A005384.
%K nonn
%O 1,1
%A _Labos Elemer_, Dec 14 1999
%E Edited by _Jon E. Schoenfield_, May 28 2018
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