Journal of Integer Sequences, Vol. 6 (2003), Article 03.2.4

Some formulas for the central trinomial and Motzkin numbers

Dan Romik
Department of Mathematics
Weizmann Institute of Science
Rehovot 76100

Abstract: We prove two new formulas for the central trinomial coefficients and the Motzkin numbers.

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(Concerned with sequences A001006 A002426 .)

Received March 25, 2003; revised version received June 20, 2003. Published in Journal of Integer Sequences July 8, 2003.

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