id:A063558 - OEIS Search Results

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

+0
1

2, 1, 13, 21, 29, 65, 66, 56, 69, 114, 101, 112, 137, 165, 172, 219, 233, 185, 252, 299, 268, 261, 322, 394, 310, 345, 435, 329, 405, 500, 498, 427, 395, 517, 586, 555, 548, 590, 596, 574, 578, 531, 717, 661, 689, 732, 669, 789, 718, 875, 834 (list; graph; listen)

	OFFSET	`0,1`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[3^k], 3] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A032001 A118679 A087451 this_sequence A013020 A012906 A013017` `Adjacent sequences: A063555 A063556 A063557 this_sequence A063559 A063560 A063561`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

AT&T Labs Research