103102domain: NAppears in sequencesd such that the smallest prime p for which p+d is also prime is larger than for any smaller d.at n=18A101046G.f. satisfies: A(x) = 1 + Sum_{n>=1} 2*x^n * A(x)^(n^2).at n=7A176719Base-4 representation of A007908(n).at n=3A353104