[seqfan] Re: Proof of the A186080 conjecture

Hans Havermann pxp at rogers.com
Mon Mar 7 08:17:01 CET 2011


Matevž Markovič:

> "If k^4 is a palindrome > 0, then k begins and ends with digit 1,  
> all other
> digits of k being 0."
>
> Simmons verified it up to 10^14

I hope you realize that Gustavus Simmons verified it only for k^4 <  
2.8 * 10^14. In other words, for k < 4091.


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