$\backslash$table$[[,n,l,$spherical nodes,planar nodes$],[1s,1,0,0,0],[2s,2,0,1,0],[3s,3,0,2,0],[2p_x,2,1,0,1],[3p_x,3,1,1,1],[3d_{xy},3,2,0,2]]$

What is the relationship between $n,l,$ and the total number of nodes?

The number of planar nodes $=l.$

The number of spherical nodes $=n-l-1.$