There are EXACTLY 1493804444499093354916284290188948031229880469556 ways to derange a standard deck of cards (ignoring suits) [and many other such useful facts]

Bibliographic Details
Main Authors: Shalosh B. Ekhad, Christoph Koutschan, Doron Zeilberger
Format: Article
Language:English
Published: University of Haifa, Department of Mathematics 2021-03-01
Series:Enumerative Combinatorics and Applications
Subjects:
Online Access:http://ecajournal.haifa.ac.il/Volume2021/ECA2021_S2A17.pdf