[seqfan] Re: not b-files

Hagen von Eitzen math at von-eitzen.de
Sat Aug 15 20:04:10 CEST 2009


N. J. A. Sloane schrieb:
> Bob,  thanks for sending (or resending) all those a-files and b-files!
> 
> I've been busy working on improving the Index, getting it
> ready for the Wiki.
> 
> As a result I am very behind in processing updates to the OEIS.
> I hope to get caught up by next week,
> 
> I'll copy this to the seqfan list.  
> 
> Neil
> 
> 

Dear all,

some corrections are definitely necessary:

a128371.txt:
   replace
     54      51205605391	
   with
     54 -1

NB: I calculate in pari
n=51205605391;lift(Mod(31,n)^n)
and obtain 24 instead of 54; in fact a128371.txt gives the same value 
for a(24).
With further investigation I find that a(54) > 10^12. I do not have any 
upper bound yet.

a128372.txt:
   replace
     8749       3952162827
   with
     8749 440244347377

NB: I calculate in pari
n=3952162827;lift(Mod(32,n)^n)
and obtain 1975035851 instead of 8749.


Regards
Hagen




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