2419337domain: NAppears in sequencesLargest odd number that can be represented in no more than n ways as p + 2*i^2 where p is 1 or a prime and i >= 0.at n=21A046903Largest odd number that can be represented in exactly n ways as p+2*i^2 where p is 1 or a prime and i >= 0.at n=21A055108