Using s, p, d notations, describe the orbital with the following quantum numbers. (a) n = 1, l = 0; (b) n = 3; l =1 (c) n = 4; l = 2; (d) n = 4; l =3.
Using mathematical Induction, the numbers an ′s are defined by a0=1, an+1=3n2+n+an(n≥0) Then an=