213885domain: NAppears in sequencesSquare roots of A069191, sorted.at n=40A070223Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (0, 1, 1), (1, -1, 0), (1, 0, 0), (1, 1, -1)}.at n=9A150624Square root of the absolute value of A069191(n).at n=47A228552