id:A063618 - OEIS Search Results

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Smallest power of 8 having just n 2's in its decimal representation.

+0
1

1, 3, 6, 17, 24, 31, 27, 41, 61, 59, 58, 87, 84, 123, 99, 89, 138, 116, 110, 189, 164, 162, 150, 156, 184, 197, 235, 234, 263, 277, 244, 216, 316, 268, 343, 295, 356, 270, 329, 325, 321, 334, 393, 452, 328, 375, 425, 462, 392, 469, 388 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`a = {}; Do[k = 1; While[ Count[ IntegerDigits[8^k], 2] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a`
	CROSSREFS	`Sequence in context: A036050 A101525 A139476 this_sequence A024823 A024315 A049943` `Adjacent sequences: A063615 A063616 A063617 this_sequence A063619 A063620 A063621`
	KEYWORD	`base,nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001`

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.

AT&T Labs Research