id:A063553 - OEIS Search Results

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Smallest power of 2 having just n 8's in its decimal representation.

+0
1

1, 3, 19, 47, 23, 82, 91, 74, 165, 201, 147, 229, 213, 267, 281, 265, 342, 422, 416, 350, 322, 470, 454, 426, 537, 642, 631, 439, 593, 677, 625, 554, 723, 700, 745, 818, 896, 809, 995, 930, 957, 980, 1031, 1045, 1121, 1210, 891, 1191, 1154, 1369, 1230 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[2^k], 8] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A100694 A103176 A028880 this_sequence A099007 A023280 A054697` `Adjacent sequences: A063550 A063551 A063552 this_sequence A063554 A063555 A063556`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research