|
|
A316197
|
|
Number of self-avoiding polygons with perimeter 2*n and sides = 1 that have vertex angles from the set +-Pi/7, +-3*Pi/7, +-5*Pi/7, not counting rotations and reflections as distinct.
|
|
7
|
|
|
|
OFFSET
|
1,3
|
|
LINKS
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,walk,more
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|