Hadamard Products and Tilings
Jong Hyun Kim
Department of Mathematics
Waltham, MA 02454-9110
Shapiro gave a combinatorial proof of a bilinear generating function for Chebyshev
polynomials equivalent to the formula
denotes the Hadamard product. In a similar way, by considering tilings of a
bricks in the top row, and
bricks in the bottom row,
we find an explicit formula for the
Full version: pdf,
(Concerned with sequences
Received March 3 2009;
revised version received October 20 2009.
Published in Journal of Integer Sequences, October 21 2009.
Journal of Integer Sequences home page