[seqfan] Re: Are solutions x^3*(2k+1) == 1 (mod 2^n) and x^2 == (2k+1) (mod 2^n) the same
israel at math.ubc.ca
israel at math.ubc.ca
Tue Dec 15 18:00:23 CET 2020
They certainly should not be the same. It looks like the Data for A323553
and A323554 are wrong. I'll correct them.
Cheers,
Robert
On Dec 15 2020, Richard J. Mathar wrote:
>Are these two sequences the same?
>
> http://oeis.org/?q=id:A323556|id:A323553
> 1,1,3,1,3,5,7,1,11,13,7,9,3,5,15,1,27,29,23,25,19,21,15,17,11,13,7,9,3,5,31,1,59,29,23,25,19,53,47,49,43,13,7,9,3,37,31,33,27,61,55,57,51,21,15,17,11,45,39,41,35,5,63,1,123,93,23,25,83,53,47,49,43,13,71,73,3,101,95,97,91,61,119,121,51,21,15,17,11,109,39,41,99,69,63,
> 1,1,3,1,3,5,7,1,11,13,7,9,3,5,15,1,27,29,23,25,19,21,15,17,11,13,7,9,3,5,31,1,59,29,23,25,19,53,47,49,43,13,7,9,3,37,31,33,27,61,55,57,51,21,15,17,11,45,39,41,35,5,63,1,123,93,23,25,83,53,47,49,43,13,71,73,3,101,95,97,91,61,119,121,51,21,15,17,11,109,39,41,99,69,63,
>
> Are these two sequences the same?
> http://oeis.org/?q=id:A323555|id:A323554
> 1,1,3,1,3,5,7,1,3,5,7,9,11,13,15,1,19,21,7,9,27,29,15,17,3,5,23,25,11,13,31,1,19,21,39,41,59,61,15,17,35,37,55,57,11,13,31,33,51,53,7,9,27,29,47,49,3,5,23,25,43,45,63,1,83,21,103,105,59,125,79,81,35,101,55,57,11,77,31,33,115,53,7,9,91,29,111,113,67,5,87,89,43,109,63,
> 1,1,3,1,3,5,7,1,3,5,7,9,11,13,15,1,19,21,7,9,27,29,15,17,3,5,23,25,11,13,31,1,19,21,39,41,59,61,15,17,35,37,55,57,11,13,31,33,51,53,7,9,27,29,47,49,3,5,23,25,43,45,63,1,83,21,103,105,59,125,79,81,35,101,55,57,11,77,31,33,115,53,7,9,91,29,111,113,67,5,87,89,43,109,63,
>
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