Comments on: Kimmo Eriksson and Svante Linusson, The size of Fulton's essential set

April 7, 1995 The generating function on page 14 of the paper is well known. See, e.g., generatingfunctionology, by H. Wilf, eq. 2.5.15 of the 2nd edition. - Robin Chapman (rjc@maths.exeter.ac.uk)