49854domain: NAppears in sequencesNumber of walks within N^2 (the first quadrant of Z^2) starting at (0,0) and consisting of n steps taken from {(-1, -1), (-1, 1), (1, 0)}.at n=14A151255Number of blocks of size >= 7 in all set partitions of n.at n=5A288789Number of inseparable type set partitions of {1..n}.at n=12A386634