FLIST, NODE1, NODE2, NINC
Lists force loads on the nodes.
NODE1, NODE2, NINCList forces for nodes NODE1 to NODE2 (defaults
to NODE1) in steps of NINC (defaults
to 1).  If ALL, list for all selected nodes [NSEL] and NODE2 and NINC 
are ignored (default).  If NODE1 = P, graphical
picking is enabled and all remaining command fields are ignored (valid only
in the GUI).  A component name may also be substituted for NODE1.