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A228839
Erroneous version of A000453.
0
0, 0, 0, 1, 20, 65, 350
OFFSET
1,5
COMMENTS
This is column k=4 of the table on that page.
REFERENCES
M. Barbut and B. Monjardet, Ordre et classification - algèbre et combinatoire - tome II, Série Méthodes Mathématiques des Sciences de l'Homme, Hachette, Paris, 1970, page 101.
EXAMPLE
The fifth term (20) is a typo for 10.
There is another error in this table in the book (entry for k=6, n=7 should be 21 instead of 20) leading to an incorrect row sum of 876 instead of 877 for the n=7 Bell number.
CROSSREFS
Cf. A000453.
Sequence in context: A246877 A074632 A225190 * A331096 A304253 A330931
KEYWORD
dead
AUTHOR
Olivier Gérard, Sep 05 2013 based on emails by Antreas P. Hatzipolakis (anopolis72 (AT) gmail.com) and R. J. Mathar
STATUS
approved