112816domain: NAppears in sequencesSum of the smallest parts of the partitions of 4n into 4 parts.at n=30A238702Triangle read by rows. T(n, k) = ((n - k + 1)*(n - k + 2)/2) * T(n, k - 1) + T(n - 1, k) for 0 < k < n, T(n, 0) = 1 and T(n, n) = T(n, n - 1) for n > 0.at n=25A365674