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A028439 Golc sequence in base 9. Left to right concatenation of n,int(log_9(n)),int(log_9(int(log_9(n)))),... in base9. 0
9, 18, 27, 36, 45, 54, 63, 72, 82, 91, 100, 109, 118, 127, 136, 145, 154, 163, 172, 181, 190, 199, 208, 217, 226, 235, 244, 253, 262, 271, 280, 289, 298, 307, 316, 325, 334, 343, 352, 361, 370, 379, 388, 397, 406, 415, 424, 433, 442, 451, 460, 469, 478, 487 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..54.

CROSSREFS

Sequence in context: A249605 A130692 A043453 * A178896 A217373 A033021

Adjacent sequences:  A028436 A028437 A028438 * A028440 A028441 A028442

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified January 16 15:31 EST 2019. Contains 319195 sequences. (Running on oeis4.)