OFFSET
0,10
MATHEMATICA
Differences[Union[FromDigits/@Flatten[Table[PadRight[{}, i, n], {n, 0, 9}, {i, 6}], 1]]] (* Harvey P. Dale, Jan 16 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Jean-Marc MALASOMA (Malasoma(AT)entpe.fr)
EXTENSIONS
More terms from James A. Sellers, May 01 2000
STATUS
approved