Abstract
We study the equal values of repdigit numbers and the k-dimensional polygonal numbers. We state some effective finiteness theorems, and for small parameter values we completely solve the corresponding equations.
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Kovács, T., Péter, G. & Varga, N. On some polynomial values of repdigit numbers. Period Math Hung 67, 221–230 (2013). https://doi.org/10.1007/s10998-013-1396-7
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DOI: https://doi.org/10.1007/s10998-013-1396-7