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I've written a numbers relation puzzle, I'd like to share it with you and see what you fellas think.
------ Try to find the relation between the numbers------
Good to know: there are 2 parameters involved in the equation.
1,7 = 7
3,5 = 405
2,3 = 12
4,6 = 24576
3,9 =

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I think the answer is

$3,9 = 729$

Reasoning

It looks like $$a,b = a^{2a-2} \times b$$ so that $$3,9 = 3^4 \times 9 = 729$$

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  • $\begingroup$ Correct. good job ! $\endgroup$ May 21 '20 at 11:11
  • $\begingroup$ If they've done of good job, @Uniqueflave, please accept their answer $\endgroup$
    – bobble
    May 29 '20 at 15:01

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