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A043641
Numbers whose base-10 representation has exactly 5 runs.
0
10101, 10102, 10103, 10104, 10105, 10106, 10107, 10108, 10109, 10120, 10121, 10123, 10124, 10125, 10126, 10127, 10128, 10129, 10130, 10131, 10132, 10134, 10135, 10136, 10137, 10138, 10139, 10140, 10141, 10142
OFFSET
1,1
MATHEMATICA
Select[Range[11000], Length[Split[IntegerDigits[#]]]==5&] (* Harvey P. Dale, Nov 20 2023 *)
CROSSREFS
Sequence in context: A193241 A265122 A267146 * A210890 A210892 A258189
KEYWORD
nonn,base
STATUS
approved