Let $P(n): 1^2+2^2+3^2+\ldots+n^2 = \frac{6(n-1)(n-2) \ldots(n-2020)+2n^3+3n^2+n}{6}$,for all $n \in N$. Then which of the following is correct?

  • A
    $P(n)$ is true for all $n \in N$
  • B
    $P(n)$ is true for all $n > 2020$
  • C
    $P(n)$ is true for all $n \leq 2020$
  • D
    $P(n)$ is not true for any $n \in N$

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