perplexus.info :: Sequences : Integers only

Integers only (Posted on 2023-09-25)

Given:
f(x)=Sum[x/n!] for all positive integers n, where the [] brackets define the integer part of x (e.g. [pi]=3)

What is x, if f(x)=1215

See The Solution Submitted by Ady TZIDON

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re(2): Solution

| Comment 4 of 6 |

(In reply to re: Solution by Charlie)

Larry is wrong, Charlie is right.

IMHO: Software was redundant for d2 puzzle.

Posted by Ady TZIDON on 2023-09-25 08:53:07

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