Asked by jenny

A sequence is defined recursively by a1=1,an=(an-1+1)^2. Write the first 4 terms of the sequence.
Answered by MathMate
a1=1
a2=(a<sub>2-1</sub>+1)^2
=(a1+1)^2
=(1+1)^2
=4
a3=(a2+1)^2=5^2=25
a4=(a3+1)^2=(25+1)^2=26^2=676
Answered by jenny
Thank you!!!!! I see my mistake now...
Answered by MathMate
You're welcome!
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