OFFSET
0,2
LINKS
FORMULA
a(n) = A067402(n+6, 6).
a(n) = 13*49^(n-1), n>=1, a(0) = 1.
G.f.: (1-36*x)/(1-49*x).
E.g.f.: (36 + 13*exp(49*x))/49. - Stefano Spezia, Sep 30 2022
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Jan 25 2002
STATUS
approved