OFFSET
1,3
COMMENTS
EXAMPLE
a(6) = (6-1)(6-4)= 10.
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Mar 19 2003
EXTENSIONS
More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 06 2003
STATUS
approved