OFFSET
3,2
REFERENCES
A. R. Conway, A. J. Guttmann and M. Delest, The number of three-choice polygons, Mathl. Comput. Modelling, 26 (1997), 51-58.
A. J. Guttmann and I. Jensen, Fuchsian differential equation for the perimeter generating function of three-choice polygons, Semi. Lothar. Combin., 54 (2006), B54c (14pp).
LINKS
A. R. Conway, A. J. Guttmann and M. Delest, The number of three-choice polygons, Mathl. Comput. Modelling, 26 (8-10) (1997), 51-58.
A. J. Guttmann and I. Jensen, Fuchsian differential equation for the perimeter generating function of three-choice polygons, Semi. Lothar. Combin., 54 (2006), B54c (14pp).
CROSSREFS
KEYWORD
nonn
AUTHOR
Iwan Jensen (I.Jensen(AT)ms.unimelb.edu.au), Feb 17 2010
STATUS
approved