198096465domain: NAppears in sequencesNumerators of convergents to log_2(10).at n=18A073733Smallest m such that 2^m begins with a 1 and n 0's.at n=8A152561Positive numbers k at which min{abs(2^k - 10^y)/10^y: y in Z} reaches a new minimum.at n=19A333332