553275192domain: NAppears in sequencesNumber of n-member subsets of [n^2] whose elements sum to a multiple of n.at n=8A318477Number of n-member subsets of [8*n] whose elements sum to a multiple of eight.at n=8A318596Number of 8-member subsets of [8*n] whose elements sum to a multiple of n.at n=8A318629