OFFSET
2,1
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
D. S. McKenzie, The end-to-end length distribution of self-avoiding walks, J. Phys. A 6 (1973), 338-352.
CROSSREFS
KEYWORD
nonn,walk
AUTHOR
EXTENSIONS
More terms and title improved by Sean A. Irvine, Feb 16 2016
a(15) from Bert Dobbelaere, Jan 14 2019
STATUS
approved