OFFSET
2,3
LINKS
Amiram Eldar, Table of n, a(n) for n = 2..1669
FORMULA
MATHEMATICA
Divisors[CatalanNumber[#]][[-2]]&/@Range[2, 40] (* Harvey P. Dale, Jun 13 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Dec 15 2008
EXTENSIONS
Edited and extended by N. J. A. Sloane, Dec 19 2008
STATUS
approved