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A044904 Numbers n such that base 3 run lengths alternate: odd, even, odd,... 0
1, 2, 9, 13, 17, 18, 22, 26, 28, 29, 51, 52, 55, 56, 66, 68, 81, 117, 121, 125, 161, 162, 202, 234, 238, 242, 244, 245, 252, 256, 260, 261, 265, 269, 352, 353, 375, 376, 459, 463, 467, 468, 472, 476, 483, 484, 487, 488, 495, 499 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..50.

CROSSREFS

Sequence in context: A171234 A287069 A068047 * A234902 A138946 A037385

Adjacent sequences:  A044901 A044902 A044903 * A044905 A044906 A044907

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 26 03:29 EST 2020. Contains 332273 sequences. (Running on oeis4.)