OFFSET
1,1
COMMENTS
a(9) = 5 is the number of letters in "Pluto", considered a planet when this sequence was submitted. - Charles R Greathouse IV, Jan 16 2016
LINKS
The Nine Planets, Perfect Numbers
CROSSREFS
KEYWORD
fini,full,nonn,word
AUTHOR
Wade McBeth (c_o_n_n_o_r(AT)hotmail.com), May 12 2002
STATUS
approved