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A084507
First occurrence of n in A084501.
52
63, 17, 5, 1, 4, 18, 96, 510, 2580, 12522, 58920, 270870, 1223292
OFFSET
0,1
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Antti Karttunen, Jun 02 2003
STATUS
approved