[seqfan] Re: "Ugly" numbers?

Tom Duff eigenvectors at gmail.com
Wed May 29 02:41:37 CEST 2024


The problem asks for a function that returns true if n is positive and has
no prime factors greater than 5. These are normally referred to as 5-smooth
numbers. See A051037 https://oeis.org/A051037

On Tue, May 28, 2024 at 5:25 PM Alonso Del Arte <alonso.delarte at gmail.com>
wrote:

> I'm in an algorithms course and the instructor assigned us
> https://leetcode.com/problems/ugly-number/description/ which describes a
> kind of number that forms a sequence that does not seem to be in the OEIS.
> Closest match I can find is A240163.
>
> Al
>
> --
> Seqfan Mailing list - http://list.seqfan.eu/
>


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