OFFSET
1,2
EXAMPLE
a(4) = 28 = (5 + 8 + 2 + 8 + 5).
CROSSREFS
KEYWORD
nonn
AUTHOR
Gary W. Adamson, Jun 29 2008
EXTENSIONS
Definition corrected and terms >= 122 added by R. J. Mathar, May 28 2011
STATUS
approved