111899domain: NAppears in sequencesTotal number of parts in the tails below the Durfee squares of all partitions of n.at n=34A114089Numbers n such that Sum_{q|n} 0.q is an integer where q ranges over the aliquot parts of n.at n=15A276699Integers k such that 511*2^k - 1 is prime.at n=45A387925