1010129domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumbers whose base-10 representation has exactly 7 runs.at n=17A043643Smallest n-digit prime with property that digits alternate in parity.at n=6A068876Smallest n-digit prime with no identical adjacent digits (or 0 if no such prime exists).at n=6A141116Prime numbersat n=79257