[seqfan] Re: Fwd: Proof or idea for prrof needed

Zak Seidov zakseidov at mail.ru
Wed Jul 20 15:15:08 CEST 2016

Dear Artur, seqfans,
I'm apparently was too sleepy or just mad
when I call
Artur Jasinski
"unknown guy".
Sure, I'm not more known than Artur and most of you seqfans.
My apologies!

>Среда, 20 июля 2016, 9:18 +03:00 от Zak Seidov < zakseidov at yahoo.com >:
>Just got from unknown guy.
>Any ideas?
>-------- Пересылаемое сообщение --------
>От кого:  grafix at csl.pl  
>Кому:  zakseidov at yahoo.com
>Дата: Среда, 20 июля 2016, 0:08 +03:00
>Тема: Proof or idea for prrof needed
>Dear Zak,
>Do You know how to prove that z(m,n) for integer m,n defined as
>z=(n (2 m + 11 n)^5)/(64 (m^2 + 261 m n - 2501 n^2)^2 (m^2 + n^2))
>can't be integer with trivial exception {z=0, m=-11,n=2} or {z=0, 
>Best wishes
>Artur Jasinski, Poland

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