A178597 Where records occur in A039996.
1, 6, 9, 30, 33, 203, 220, 1368, 2638, 10561, 10726, 18926, 86693, 101294, 170447, 734638, 749502, 1503095, 3131428, 6504583, 27508889, 56295291, 66084700, 98097954
Offset: 1
Examples
a(17)=749502 because prime(749502)=11373379, and there are A178596(17)=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}.
Extensions
a(18)-a(24) from Donovan Johnson, Jun 10 2010