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A063632 Smallest power of 9 having just n 6's in its decimal representation. 0
1, 7, 4, 20, 26, 24, 39, 17, 59, 65, 72, 97, 69, 121, 141, 104, 125, 136, 132, 147, 144, 163, 179, 161, 177, 184, 208, 191, 257, 193, 262, 281, 294, 267, 318, 334, 297, 347, 319, 310, 369, 315, 365, 349, 399, 387, 383, 414, 373, 408, 434 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

MATHEMATICA

a = {}; Do[k = 1; While[ Count[ IntegerDigits[9^k], 6] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a

CROSSREFS

Sequence in context: A107827 A070406 A181138 * A147601 A075536 A085047

Adjacent sequences:  A063629 A063630 A063631 * A063633 A063634 A063635

KEYWORD

base,nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 10 2001

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Last modified February 14 21:49 EST 2012. Contains 205663 sequences.