On the Summation of lr + 2r + 3r + … +nr

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We shall use the notation Σnr= lr + 2r+…+ nr. Mr A. J. Gray suggested to me that n(n+ 1) is always a factor of Σnr, and that, in addition, 2n + 1 is a factor when r is even.

Type: Research Article
Information: Proceedings of the Edinburgh Mathematical Society , Volume 31 , February 1912 , pp. 9 - 16

DOI: https://doi.org/10.1017/S001309150003412X [Opens in a new window]

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On the Summation of lr + 2r + 3r + … +nr

Volume 31
J. A. Donaldson
DOI: https://doi.org/10.1017/S001309150003412X

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On the Summation of lr + 2r + 3r + … +nr

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