The ornamental design for a tablelamp, as shown and described.
FIG. 1 is a perspective view of my new table lamp;
FIG. 2 is a side elevational view of my new table lamp;
FIG. 3 is another side elevational view of my new table lamp from a side opposite that of FIG. 2;
FIG. 4 is a front elevational view of my new table lamp;
FIG. 5 is a rear elevational view of my new table lamp, opposite that of FIG. 4;
FIG. 6 is a top view of my new table lamp; and,
FIG. 7 is a bottom view of my new table lamp.
The broken line showing of portions of the base of the table lamp in the figures is included for the purpose of illustrating environmental structure and forms no part of the claimed design.