OFFSET
1,4
COMMENTS
REFERENCES
C. Jordan, Calculus of finite differences, Chelsea Publishing Co. (1965), chapter IV, 153-155.
FORMULA
a(n) = A000041(n-2), 2 <= n <= 11. - Omar E. Pol, Feb 24 2013
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Omar E. Pol, Feb 03 2012
STATUS
approved