Finding this cache may take some "Perseverance." If you've already discovered the trackable on Mars, you may have also seen another puzzle associated with the sherloc calibration target. Solving that puzzle involves a series of over 200 left or right moves. As you move toward the center, assign "move right" a value of 1 and "move left" a value of 0, then solve for the following:
1 - 10
74 - 88
183 - 188
224 - 229
21 - 40
92 - 94
135 - 139
252 - 255
31 - 37
162 - 169
153 - 160
234 - 240
205 - 214
102 - 119
52 - 65