73688domain: NAppears in sequencesDenominators of continued fraction convergents to sqrt(846).at n=15A042633Number 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), (0, 1), (1, 1)}.at n=9A151292