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EJC
2008
14 years 16 days ago
Catalan and Motzkin numbers modulo 4 and 8
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 numbe...
Sen-Peng Eu, Shu-Chung Liu, Yeong-Nan Yeh