OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
Union[Total/@Subsets[12^Range[0, 6], {3}]] (* Harvey P. Dale, Sep 06 2012 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Offset corrected by Amiram Eldar, Jul 14 2022
STATUS
approved