A-Level Maths OCR B (MEI) (H640)

Be able to generate a sequence using a formula for the $k$th term, or a recurrence relation of the form $a_{k+1} = f(a_k)$.

e.g. $a_k = 2 + 3k$;

$a_{k+1} = a_k + 3$ with $a_1 = 5$.

Notation:

• $k$th term: $a_k$