a_{n+1}=b \cdot a_n +c

a_1 = 9.7 (slider from -5 to 20, step 0.1)
b = -0.92 (slider from -5 to 5, step 0.01)
c = 8.8 (slider from -5 to 20, step 0.1)
n = 70 (slider from 1 to 200, step 1)
f(x) = b * x + c
L = IterationList(f, a_1, n)
P = Sequence((Element[L, i], 0.0), i, 1.0, n)
Text2 = Text("a_n = " + (Element[L, n]))