The numbers
where is a Bell
polynomial.
See also
Bell Polynomial,
Idempotent
Number
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References
Comtet, L. Advanced Combinatorics: The Art of Finite and Infinite Expansions, rev. enl. ed. Dordrecht,
Netherlands: Reidel, p. 156, 1974.Roman, S. The
Umbral Calculus. New York: Academic Press, p. 86, 1984.Rota,
G.-C.; Kahaner, D.; Odlyzko, A. "On the Foundations of Combinatorial Theory.
VIII: Finite Operator Calculus." J. Math. Anal. Appl. 42, 684-760,
1973.Referenced on Wolfram|Alpha
Lah Number
Cite this as:
Weisstein, Eric W. "Lah Number." From
MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/LahNumber.html
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