34527domain: NAppears in sequencesNumber of union-closed partitions of weight n.at n=46A225973Smallest m such that gcd(A227113(m+1), A227113(m)) = n.at n=32A227289a(n) = (n^2 + 1) * (2*n - 1).at n=25A290631Sum of all parts of all partitions of n with designated summands.at n=17A386998