The p-adic valuations of sequences counting alternating sign matrices
Number Theory
2009-01-30 v1 Combinatorics
Abstract
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.
Cite
@article{arxiv.0901.4564,
title = {The p-adic valuations of sequences counting alternating sign matrices},
author = {Xinyu Sun and Victor H. Moll},
journal= {arXiv preprint arXiv:0901.4564},
year = {2009}
}
Comments
24 pages, 6 figures