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A033009
Every run of digits of n in base 11 has length 2.
2
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 1452, 1476, 1488, 1500, 1512, 1524, 1536, 1548, 1560, 1572, 2904, 2916, 2940, 2952, 2964, 2976, 2988, 3000, 3012, 3024, 4356, 4368, 4380, 4404, 4416, 4428, 4440, 4452, 4464, 4476
OFFSET
1,1
COMMENTS
See A043291 and A033001 through A033014 for the analog in other bases, A033015 - A033029 for the variants with run lengths >= 2. - M. F. Hasler, Feb 02 2014
LINKS
FORMULA
a(n) = 12*A043315(n) (= 12*n for n<11). - M. F. Hasler, Feb 02 2014
MATHEMATICA
Select[Range[10000], Union[Length/@Split[IntegerDigits[#, 11]]]=={2}&] (* Vincenzo Librandi, Feb 05 2014 *)
CROSSREFS
Sequence in context: A008594 A033024 A044837 * A140470 A141766 A364710
KEYWORD
nonn,base
STATUS
approved