Exoskeleton seems to have some issues, there are tons of discussions on this forum here and there
You could use Dendro
or Fattener from Daniel Piker
Or my old and buggy YANG
If you want to play with it play with one node at a time.
As it outputs surface, you could use them to make a SubD version of the node…
Lattice_Exoskeleton.gh (103.5 KB)