162819domain: NAppears in sequencesNumbers k such that the period of the continued fraction for sqrt(k) contains exactly 51 ones.at n=24A031819Greatest number m such that the fractional part of (11/10)^A153687(m) >= 1-(1/m).at n=15A153691Greatest number m such that the fractional part of (11/10)^A153688(n) >= 1-(1/m).at n=7A153692