OFFSET
2,1
COMMENTS
R is early confluent iff (xRy and xRz) implies (yRz or zRy) for all x, y, z.
REFERENCES
A. P. Heinz (1990). Analyse der Grenzen und Möglichkeiten schneller Tableauoptimierung. PhD Thesis, Albert-Ludwigs-Universität Freiburg, Freiburg i. Br., Germany.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 2..200
MAPLE
egf:= exp(x*exp(x)+x^2/2)-exp(x):
a:= n-> n!* coeff(series(egf, x, n+1), x, n):
seq(a(n), n=2..30);
MATHEMATICA
Drop[CoefficientList[Series[Exp[x Exp[x]+x^2/2]-Exp[x], {x, 0, nn}], x] Range[0, nn]!, 2]] (* Harvey P. Dale, May 03 2014 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Oct 20 2012
STATUS
approved