OFFSET
1,3
FORMULA
G.f.: x^2*(1+3*x+x^2-x^3+28*x^4+80*x^5)/(1-10*x^2+29*x^4-24*x^6). [Colin Barker, Jan 04 2012]
CROSSREFS
KEYWORD
nonn,easy,less
AUTHOR
Roger L. Bagula, Sep 12 2006
EXTENSIONS
Meaningful name using g.f. from Joerg Arndt, Dec 26 2022
STATUS
approved