191634domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(74).at n=13A041130a(n) is the least number k such that Sum_{j=S(n)+1..S(n)+k} 1/j >= 1/2, where S(n) = Sum_{i=1..n-1} a(i) and S(1) = 0.at n=25A245800