5308732domain: NAppears in sequencesExpansion of (1-x^11) / (1-x)^11.at n=16A008493a(n) = p(5n+4)/5 where p(k) denotes the k-th partition number.at n=16A071734Duplicate of A071734.at n=16A160507Numbers n such that 5n is a partition number.at n=27A217725