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A048305 Numbers whose base-8 expansions, read from left to right, have run lengths that strictly increase. 0
0, 1, 2, 3, 4, 5, 6, 7, 9, 18, 27, 36, 45, 54, 63, 64, 73, 82, 91, 100, 109, 118, 127, 128, 137, 146, 155, 164, 173, 182, 191, 192, 201, 210, 219, 228, 237, 246, 255, 256, 265, 274, 283, 292, 301, 310, 319, 320, 329, 338, 347, 356, 365, 374, 383, 384, 393, 402 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..57.

MATHEMATICA

Select[Range[0, 500], Min[Differences[Length/@Split[IntegerDigits[ #, 8]]]]>0&] (* Harvey P. Dale, Dec 06 2018 *)

CROSSREFS

Cf. A037015, A043697, A043711, A044819, A044957.

Sequence in context: A044957 A044819 A297142 * A043711 A296706 A029803

Adjacent sequences:  A048302 A048303 A048304 * A048306 A048307 A048308

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Feb 15 1999

STATUS

approved

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Last modified January 26 23:05 EST 2020. Contains 331289 sequences. (Running on oeis4.)