id:A063600 - OEIS Search Results

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Smallest power of 6 having just n 4's in its decimal representation.

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1

1, 6, 14, 15, 47, 31, 28, 44, 70, 49, 74, 93, 124, 128, 126, 130, 116, 156, 125, 175, 228, 207, 214, 201, 174, 264, 230, 241, 238, 266, 211, 370, 368, 279, 288, 305, 358, 366, 401, 385, 416, 387, 461, 466, 475, 429, 456, 428, 471, 470, 494 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[6^k], 4] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A015822 A023883 A107982 this_sequence A116926 A140330 A114634` `Adjacent sequences: A063597 A063598 A063599 this_sequence A063601 A063602 A063603`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research