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A063613
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Smallest power of 7 having just n 7's in its decimal representation.
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0
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2, 1, 14, 11, 26, 29, 49, 33, 67, 81, 84, 96, 101, 95, 89, 132, 163, 160, 137, 152, 185, 177, 195, 230, 205, 188, 214, 267, 274, 288, 325, 307, 286, 285, 270, 311, 324, 353, 318, 336, 309, 329, 403, 375, 432, 436, 447, 479, 401, 459, 491
(list; graph; refs; listen; history; internal format)
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