1,5
Count prime pairs below 10^n having a difference of 48
a(5)=3 because there are 3 prime gaps of 48 below 10^5
Sequence in context: A159658 A202109 A203749 * A101382 A000724 A157565
Adjacent sequences: A093975 A093976 A093977 * A093979 A093980 A093981
nonn
Enoch Haga (Enokh(AT)comcast.net), Apr 24 2004