423170domain: NAppears in sequencesPowers of fifth root of 19 rounded down.at n=22A018168Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 1), (0, 0, -1), (0, 1, 1), (1, -1, -1)}.at n=12A148618