Keyword Analysis & Research: what is the recursive rule for an 2n 11

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the recursive rule for an 2n 11	0.21	0.5	2707	89	39
what	0.93	0.5	3676	33	4
is	1.75	0.9	5217	6	2
the	0.54	0.7	9637	17	3
recursive	0.26	0.3	2931	34	9
rule	0.1	0.3	4618	4	4
for	0.58	0.8	3926	70	3
an	0.69	0.5	8802	66	2
2n 11	1.8	1	314	64	5

Keyword	CPC	PCC	Volume	Score
what is the recursive rule for an 2n 11	0.65	0.7	1499	48