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A063635 Smallest power of 9 having just n 9's in its decimal representation. 0
2, 1, 5, 15, 25, 18, 41, 56, 51, 69, 66, 102, 87, 137, 88, 116, 100, 117, 135, 151, 129, 110, 190, 139, 187, 210, 236, 253, 218, 261, 264, 257, 301, 318, 312, 303, 285, 335, 291, 337, 300, 310, 384, 351, 390, 362, 374, 405, 413, 435, 436 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

MATHEMATICA

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

CROSSREFS

Sequence in context: A095216 A174317 A144237 * A192264 A144054 A144058

Adjacent sequences:  A063632 A063633 A063634 * A063636 A063637 A063638

KEYWORD

base,nonn

AUTHOR

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

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Last modified February 14 08:06 EST 2012. Contains 205604 sequences.