The ornamental design for a tablelamp, as shown and described.
FIG. 1 is a front elevational view of a table lamp showing my new design, the rear and sides adjacent being identical in appearance;
FIG. 2 is a bottom perspective view of the top portion thereof, with the base portion omitted for clarity of illustration, and the broken line disclosure representing a portion of the lamp which forms no part of the claimed design;
FIG. 3 is an exploded perspective view thereof;
FIG. 4 is a top perspective view of the base portion thereof; with the top portion omitted for clarity of illustration; and,
FIG. 5 is a bottom perspective view of the base portion thereof, with the top portion omitted for clarity of illustration.