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Fibonacci sequence (Posted on 2023-12-28) Difficulty: 3 of 5
Let an be a sequence given recursively such that a1=1 and

an+1=(7an+√(45an2-36))/2

for n>0, Show that an * an+1-1 is a square of an integer.

No Solution Yet Submitted by Danish Ahmed Khan    
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? Comment 2 of 2 |
Is this somehow related to gifts for dads?

  Posted by Masku on 2024-01-16 09:21:43
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