id:A063625 - OEIS Search Results

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Smallest power of 8 having just n 9's in its decimal representation.

+0
1

1, 4, 17, 11, 30, 40, 55, 50, 31, 89, 62, 103, 85, 115, 114, 118, 111, 157, 135, 160, 174, 177, 159, 172, 215, 208, 247, 241, 266, 273, 307, 243, 201, 245, 297, 282, 264, 322, 320, 391, 363, 428, 377, 416, 413, 359, 393, 414, 479, 457, 422 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[8^k], 9] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A144177 A123234 A116573 this_sequence A057596 A070712 A138268` `Adjacent sequences: A063622 A063623 A063624 this_sequence A063626 A063627 A063628`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research