|Journal of Integer Sequences, Vol. 10 (2007), Article 07.1.1|
Abstract: Cvetković, Rajković and Ivković proved that the Hankel transformation of the sequence of sums of adjacent Catalan numbers is a sequence of every other Fibonacci number. In this paper, an elementary proof is given and a generalization to sequences of generalized Catalan numbers.
(Concerned with sequence A001906 .)
Received August 28 2006; revised version received December 6 2006. Published in Journal of Integer Sequences December 8 2006.