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Find the next number in the sequence: 12, 36, 109, 329, ____.

User Pyriku
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Answer:

Hi,

990

Explanation:


\left\{\begin{array}{ccc}u_0&=&12\\u_(n+1)&=&3*u_n+n\\\end {array} \right.\\\\u_4=3*u_3+3=3*329+3=990\\

User Xero Smith
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