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A063629 Smallest power of 9 having just n 3's in its decimal representation. 0
1, 6, 11, 24, 30, 38, 33, 28, 55, 57, 53, 56, 84, 109, 86, 124, 145, 118, 126, 159, 134, 164, 161, 197, 155, 212, 246, 217, 222, 250, 249, 248, 294, 300, 293, 328, 274, 295, 298, 287, 289, 404, 385, 354, 361, 366, 412, 407, 359, 438, 417 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

MATHEMATICA

a = {}; Do[k = 1; While[ Count[ IntegerDigits[9^k], 3] != n, k++ ]; a = Append[a, k], {n, 0, 50} ]; a

CROSSREFS

Sequence in context: A170880 A046616 A155449 * A093027 A109296 A158949

Adjacent sequences:  A063626 A063627 A063628 * A063630 A063631 A063632

KEYWORD

base,nonn

AUTHOR

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

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Last modified February 16 10:32 EST 2012. Contains 205904 sequences.