136024domain: NAppears in sequencesNumbers k such that the period of the continued fraction for sqrt(k) contains exactly 71 ones.at n=11A031839Number 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, 0, 0), (1, 0, 1), (1, 1, -1)}.at n=9A150419