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A180083
Smallest n such that digit sum of n > previous term.
1
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 19, 299, 3999999999999999999999999999999999
OFFSET
1,3
COMMENTS
a(14) has 444444444444444444444444444444445 digits and is too large to include. - Arkadiusz Wesolowski, Feb 17 2011
EXAMPLE
8 is followed by 9 because 9 is the lowest number with a digit sum > 8.
9 is followed by 19 because 19 is the lowest number with a digit sum (1 + 9 = 10) > 9.
MATHEMATICA
f[s_List] := Block[{k = prev = s[[ -1]]}, While[ prev >= Plus @@ IntegerDigits@ k, k++ ]; Append[s, k]]; Nest[ f, {0}, 11] (* Robert G. Wilson v, Aug 15 2010 *)
CROSSREFS
Cf. A006050. - Robert G. Wilson v, Aug 15 2010
Sequence in context: A247227 A048410 A341161 * A345142 A275775 A358129
KEYWORD
more,nonn,base
AUTHOR
Dominick Cancilla, Aug 09 2010
EXTENSIONS
a(13) from Robert G. Wilson v, Aug 15 2010
STATUS
approved