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A043612
Numbers whose base-6 representation has exactly 4 runs.
0
222, 224, 225, 226, 227, 228, 229, 231, 232, 233, 234, 235, 236, 238, 239, 240, 241, 242, 243, 245, 246, 247, 248, 249, 250, 289, 290, 291, 292, 293, 294, 296, 297, 298, 299, 306, 307, 308, 310, 311, 312, 313, 314, 315, 317
OFFSET
1,1
MATHEMATICA
Select[Range[400], Length[Split[IntegerDigits[#, 6]]]==4&] (* Harvey P. Dale, Jul 21 2016 *)
CROSSREFS
Cf. A007092.
Sequence in context: A078212 A078251 A092625 * A371423 A345521 A345775
KEYWORD
nonn,base
STATUS
approved