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- Feb 14, 2012
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Consider a sequence given by \(\displaystyle a_n=a_{n-1}+3a_{n-2}+a_{n-3}\), where \(\displaystyle a_0=a_1=a_2=1\).
What is the remainder of \(\displaystyle a_{2013}\) divided by \(\displaystyle 7\)?
What is the remainder of \(\displaystyle a_{2013}\) divided by \(\displaystyle 7\)?