186013domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of n X n arrays of squares of integers summing to 4 with every element equal to at least one neighbor.at n=16A146089Larger of two consecutive prime numbers, p1 and p2 = p1 + d, such that p1*p2*d - d is the average of twin primes.at n=29A153379Prime numbersat n=16838