931328domain: NAppears in sequencesSmallest multiple of 2^n whose Collatz (3x+1) trajectory includes at least one larger number.at n=8A095388Number 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, 0, 1), (0, 1, 1), (1, 0, -1), (1, 1, -1)}.at n=10A150723