id:A063560 - OEIS Search Results

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Smallest power of 3 having just n 5's in its decimal representation.

+0
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1, 8, 26, 35, 40, 39, 71, 70, 33, 111, 109, 129, 161, 151, 213, 273, 246, 281, 304, 241, 293, 321, 312, 363, 364, 376, 444, 450, 474, 400, 561, 565, 494, 576, 544, 537, 556, 581, 637, 625, 689, 726, 538, 624, 725, 799, 744, 814, 727, 888, 819 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[3^k], 5] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A060743 A029617 A120743 this_sequence A069952 A031085 A031307` `Adjacent sequences: A063557 A063558 A063559 this_sequence A063561 A063562 A063563`
	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