58631domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) is the number of n-tosses having a run of 5 or more heads for a fair coin (i.e., probability is a(n)/2^n).at n=17A050233Smallest possible largest number of a 5 by n average array where repetitions are allowed with diagonals.at n=6A195740Prime numbersat n=5933