227932993domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of ways to partition an n-set into subsets of equal size.at n=17A038041Irregular triangle read by rows where T(n,k) is the number of uniform multiset partitions of a multiset with d = A027750(n,k) copies of each integer from 1 to n/d.at n=52A322788Prime numbersat n=12535101