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Find + integer pairs of
and
in 
Find + integer pairs of
and
in 
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Hi ↑ stuart clark:,
This shows interesting questions around your problem
http://en.wikipedia.org/wiki/Multiplici … s_triangle
Sincerely Vanok
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Hi re]p225369|stuart clark[/re],
This table http://oeis.org/A003016/b003016.txt shows that equations ( 1 ) admits 2 solutions, as well as the equation ( 2 ).
Sincerely Vanok
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