Transformations Preserving the Hankel Transform
Department of Mathematics and Statistics
Grinnell, IA 50112
We classify all polynomial transformations of integer sequences which
preserve the Hankel transform, thus generalizing examples due to Layman
and Spivey & Steil. We also show that such transformations form a
group under composition.
Full version: pdf,
Received April 20 2007;
revised version received June 20 2007.
Published in Journal of Integer Sequences, July 4 2007.
Journal of Integer Sequences home page