1,4

Count prime pairs below 10^n having a difference of 30

a(5)=146 because there are 146 prime gaps of 30 below 10^5

Cf. A007508 A093749 A093751.

Sequence in context: A027771 A098310 A061613 this_sequence A103544 A038141 A142083

Adjacent sequences: A093747 A093748 A093749 this_sequence A093751 A093752 A093753

nonn

Enoch Haga (Enokh(AT)comcast.net), Apr 15 2004