Consider a sequence $$a_{n} ; n \in N$$ with $$a_{0}=a_{1}=a_{2}=a_{3} =1$$ and $$a_{n} a_{n-4} = a_{n-1}a_{n-3} +a^{2}_{n-2}$$ for all n>3.

Prove that all the terms of this sequence are integers.

Note by Harsh Shrivastava
1 year, 8 months ago

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use P.M.I , it is easy , this way .

- 1 year, 8 months ago

I too need help in this question.

- 1 year, 8 months ago

- 1 year, 8 months ago