id:A063556 - OEIS Search Results

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Smallest power of 3 having just n 1's in its decimal representation.

+0
1

1, 4, 11, 17, 32, 42, 85, 55, 84, 100, 115, 120, 162, 128, 202, 111, 214, 267, 260, 316, 321, 319, 295, 307, 298, 331, 384, 404, 451, 454, 490, 488, 449, 521, 528, 511, 575, 617, 584, 604, 590, 628, 663, 619, 668, 807, 776, 812, 718, 788, 856 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[3^k], 1] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A003146 A063237 A026381 this_sequence A133725 A050395 A059771` `Adjacent sequences: A063553 A063554 A063555 this_sequence A063557 A063558 A063559`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.

AT&T Labs Research