| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 4654568 | European Journal of Combinatorics | 2008 | 18 Pages |
Abstract
In this paper, we compute the congruences of Catalan and Motzkin numbers modulo 4 and 8. In particular, we prove the conjecture proposed by Deutsch and Sagan that no Motzkin number is a multiple of 8.
Related Topics
Physical Sciences and Engineering
Mathematics
Discrete Mathematics and Combinatorics
Authors
Sen-Peng Eu, Shu-Chung Liu, Yeong-Nan Yeh,