The p-adic valuations of sequences counting alternating sign matrices

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The p-adic valuations of a sequence of integers T(n) counting alternating sign matrices is examined for p=2 and p=3. Symmetry properties of their graphs produce a new proof of the result that characterizes the indices for which T(n) is odd.
24 pages, 6 figures

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Number Theory, Combinatorics, 05A10, 11B75, 11Y55

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http://salesiana.dossiersoluciones.com/handle/123456789/217791

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0901.4564
 http://arxiv.org/abs/0901.4564

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arXiv