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A043619 Numbers n such that base 7 representation has exactly 4 runs. 0
350, 352, 353, 354, 355, 356, 357, 358, 360, 361, 362, 363, 364, 365, 366, 368, 369, 370, 371, 372, 373, 374, 376, 377, 378, 379, 380, 381, 382, 384, 385, 386, 387, 388, 389, 390, 442, 443, 444, 445, 446, 447, 448, 450, 451 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

MATHEMATICA

Select[Range[500], Length[Split[IntegerDigits[#, 7]]]==4&] (* Harvey P. Dale, Jun 25 2020 *)

CROSSREFS

Sequence in context: A282341 A285463 A138944 * A249430 A260763 A109761

Adjacent sequences:  A043616 A043617 A043618 * A043620 A043621 A043622

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 19 20:55 EDT 2020. Contains 337182 sequences. (Running on oeis4.)