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%I #6 Oct 19 2013 05:00:04
%S 1,2,3,4,5,6,8,10,11,12,13,14,16,17,18,19,20,21,23,25,26,27,28,29
%N Records in A039996.
%e a(17)=20 because A178597(17)=749502, prime(749502)=11373379, and there are 20 primes embedded in 11373379: {3, 7, 11, 13, 17, 31, 71, 79, 97, 113, 131, 179, 317, 797, 971, 11317, 17971, 131797, 317971, 1317971}.
%Y Cf. A039996, A178597.
%K base,nonn
%O 1,2
%A _Zak Seidov_, May 30 2010
%E a(18)-a(24) from _Donovan Johnson_, Jun 10 2010