OFFSET
0,6
REFERENCES
L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 73, Problem 3.
LINKS
Index entries for linear recurrences with constant coefficients, signature (7,-21,35,-35,21,-7,1).
FORMULA
G.f.: 5*x^5*(3+x)/(1-x)^7. [Colin Barker, May 09 2012]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 10 2000
STATUS
approved