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Pair the natural numbers such that the n-th pair is (k, k+p(n)) where k is the smallest number not occurring earlier and p(n) is the n-th prime. (1, 3), (2, 5), (4, 9), (6, 13), (7, 18), (8, 21), (10, 27), (11, 30), (12, 35), (14, 43), ... This is the sequence of the second member of every pair.
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%I #4 Dec 05 2013 19:55:36

%S 3,5,9,13,18,21,27,30,35,43,46,53,58,62,67,75,82,85,92,97,101,108,114,

%T 121,130,135,139,144,147,152,167,172,179,183,194,198,205,212,217,224,

%U 231,235,246,249,254,258,271,284,290,293,298,305,309,320,327,334,341

%N Pair the natural numbers such that the n-th pair is (k, k+p(n)) where k is the smallest number not occurring earlier and p(n) is the n-th prime. (1, 3), (2, 5), (4, 9), (6, 13), (7, 18), (8, 21), (10, 27), (11, 30), (12, 35), (14, 43), ... This is the sequence of the second member of every pair.

%Y Cf. A075313, A075315, A075316.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Sep 14 2002

%E More terms from _David Wasserman_, Jan 16 2005