OFFSET
0,2
COMMENTS
Indexing starts from zero, because a(0) = 1 is a special case, indicating an empty path, which thus ends at the same vertex as where it started from.
A258204(n) gives the count of terms with binary width 2n + 1.
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..874
PROG
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Antti Karttunen, May 16 2015
STATUS
approved