Question:medium

The numbers $aₙ$ are defined by $a₀=1$ and $aₙ+1=3n²+n+aₙ$ for $n ≥ 0$. Then, $aₙ$ is equal to ________.

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The numbers $an$ are defined by $a0=1$ and $an+1=3n+n+an$ for $n ≥ 0$. Then, $an$ is equal to ____.

Updated On: Apr 15, 2026

$n^{3} + n^{2} + 1$
$n^{3} - n^{2} + 1$
$n^{3} - n^{2}$
$n^{3} + n^{2}$

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The Correct Option is C

Solution and Explanation

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The numbers $aₙ$ are defined by $a₀=1$ and $aₙ+1=3n²+n+aₙ$ for $n ≥ 0$. Then, $aₙ$ is equal to ________.

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The Correct Option is C

Solution and Explanation

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