47851domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(839).at n=4A042620Number of (n+1)X(3+1) 0..1 arrays with each row and column prime, read as a binary number with top and left being the most significant bits.at n=10A261756E.g.f. satisfies A(x) = 1 + A(x)^3 * (exp(x) - 1).at n=5A367161