OFFSET
0,4
LINKS
Harvey P. Dale, Table of n, a(n) for n = 0..1000
MATHEMATICA
Flatten[IntegerDigits/@Array[Total[Most[Divisors[#]]]&, 60]] (* Harvey P. Dale, Mar 24 2019 *)
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Omar E. Pol, Nov 06 2007
STATUS
approved