OFFSET
5,1
COMMENTS
A snake is a sequence of unit line segments that are non-overlapping except that each one begins where the previous one ends. A d-degree snake is a snake all of whose angles with the horizontal are multiples of d.
LINKS
Erich Friedman, Problem of the month May 2003
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Kausthub Gudipati, Oct 04 2011
STATUS
approved