We claim the ornamental design for a stand for tablet computer, as shown and described.
FIG. 1 is a front perspective view of a stand for tablet computer showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a rear perspective view thereof;
FIG. 9 is another left-side view showing an example state of use in which the stand is combined with a tablet computer shown in broken lines and placed in a standing position; and,
FIG. 10 is another left-side view showing an example state of use in which the stand is combined with a tablet computer shown in broken lines and placed in a lying position.
The broken lines in the figures depict portions of the stand for tablet computer that form no part of the claimed design. The dot-dash broken lines in the figures represent a boundary line and form no part of the claimed design.