[seqfan] Re: Cases n>9?

israel at math.ubc.ca israel at math.ubc.ca
Mon Mar 27 19:19:04 CEST 2023


Zak found the smallest:  37119730112.

On Mar 27 2023, Emmanuel Vantieghem wrote:

>Op ma 27 mrt 2023 om 16:51 schreef <israel at math.ubc.ca>:
>
>> The question was about x, x+1 and 2*x+1, not x, x+1 and x+2.
>> ...
>>
>_______________
>
>I'm sorry.  I should have known about it.
>
>I immediately looked for a smaller example.  This is one :
>m = 52084090624;
> m = (2^8)*1601*127079,
> m + 1 = (5^5)*(7^2)*29*37*317
>2m + 1 = 3^7*11*43*100699
>
>I'll try to find the smallest one.
>
>Sincere greetings.
>
>Emmanuel.
>
>
>
>>
>
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>Seqfan Mailing list - http://list.seqfan.eu/
>
>


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