OFFSET
1,2
COMMENTS
Also number of 5-ary Lyndon words with trace 0 mod 5; also number of Lyndon words of trace 0 over GF(5). - Frank Ruskey and Nate Kube, Sep 11 2002
LINKS
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Apr 18 2000
EXTENSIONS
More terms from James A. Sellers, Apr 19 2000
STATUS
approved