33234990domain: NAppears in sequencesNumber of -6..6 arrays x(0..n-1) of n elements with zero sum and no element more than one greater than the previous.at n=12A199845Number of nondecreasing partitions of n^2 into n parts from the intervals [1,n], [2,n+1], ..., [n,2n-1], respectively.at n=13A362967