Complete the recursive formula of the arithmetic sequence
4
,
22
,
40
,
58
,
.
.
.
4,22,40,58,...4, 22, 40, 58, point, point, point.
b
(
1
)
=
b(1)=b, left parenthesis, 1, right parenthesis, equals

b
(
n
)
=
b
(
n
−
1
)
+
b(n)=b(n−1)+b, left parenthesis, n, right parenthesis, equals, b, left parenthesis, n, minus, 1, right parenthesis, plus