On perfect powers that are sums of cubes of a seven term arithmetic progression
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DOI: 10.1016/j.jnt.2020.04.020
Abstract: Abstract We prove that the equation ( x − 3 r ) 3 + ( x − 2 r ) 3 + ( x − r ) 3 + x 3 + ( x +… read more here.
Keywords: term arithmetic; cubes seven; seven term; sums cubes ... See more keywords