72950domain: NAppears in sequencesa(n) is the total number of k-reverses of n.at n=23A180249Sum of the squarefree parts of the partitions of n into 7 parts.at n=40A309482Numbers m such that the sum of the first m primes as well as the sum of the squares and the sum of the cubes of the first m primes are all prime.at n=13A329539