600043domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) is the least prime > a(n-1) whose digits do not appear in a(n-1).at n=37A030284Define f(k) = Floor[k/10]. Smallest prime p such that f(f(f(...r times, (p))))) is a multiple of r+1 for r = 0 to n-1.at n=5A088641Prime numbersat n=49100