485796domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(877).at n=16A042695Number 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), (-1, 1, 0), (1, 0, -1), (1, 0, 0)}.at n=12A148630