375091domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of base 9 n-digit numbers with adjacent digits differing by three or less.at n=7A126477Primes p such that p+j, p+k, q+j, q+k are all prime, where q is the next prime after p, j = p mod A007953(q) and k = q mod A007953(p).at n=4A341326Prime numbersat n=31912