699793337domain: NPropertiesPrimalityPrimeyesAppears in sequencesPosition of start of first run of alternating bit values in the base-2 representation of Pi, or -1 if no such run exists.at n=28A382307Position of start of first run of alternating bit values in the base-2 representation of Pi, or -1 if no such run exists.at n=29A382307Prime numbersat n=36242807