OFFSET
0,4
REFERENCES
G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004.
LINKS
G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004. [Cached copy, with permission]
EXAMPLE
1, x+x^2, 6x^2+6x^3+x^4, 12x^2+72x^3+62x^4+15x^5+x^6, 12x^2+492x^3+1322x^4+960x^5+260x^6+28x^7+x^8, 2520x^3+19320x^4+32550x^5+20202x^6+5600x^7+740x^8+45x^9+x^{10}, ...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, Oct 26 2004
STATUS
approved