578451474249domain: NAppears in sequencesNumerators of convergents to log_2(10).at n=24A073733Smallest m such that 2^m begins with a 1 and n 0's.at n=12A152561Positive numbers k at which min{abs(2^k - 10^y)/10^y: y in Z} reaches a new minimum.at n=25A333332