OFFSET
1,3
COMMENTS
In other words, list all Stirling numbers of the second kind, sort and remove duplicates.
LINKS
David W. Wilson, Table of n, a(n) for n = 1..10001
MATHEMATICA
s2 = Union[Flatten[Table[Table[StirlingS2[n, k], {k, 1, 100}], {n, 1, 100}]]]; Table[s2[[j]], {j, 1, 100}] (* Vaclav Kotesovec, Jan 01 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
Corrected by N. J. A. Sloane, Nov 21 2007
STATUS
approved