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A235054
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The greedy sequence of real numbers at least 1 that do not contain any 3-term geometric progressions with integer ratio.
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7
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1, 4, 8, 9, 12, 24, 27, 32, 36, 40, 45, 48, 2208, 2209, 2256, 8832, 8836, 9024, 17664, 17672, 18048, 19872, 19881, 20304, 26496, 26508, 27072, 52992, 53016, 54144, 59616, 59643, 60912, 70656, 70688, 72192, 79488, 79524, 81216, 88320, 88360, 90240, 99360, 99405, 101520, 103776, 103823, 105984, 106032, 108192, 108241, 108288
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OFFSET
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1,2
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COMMENTS
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The union of the half-open intervals [a(2i-1),a(2i)) is the greedy set of real numbers at least 1 that does not contain any subset of the form {a, ar, ar^2} with r an integer.
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LINKS
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CROSSREFS
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A235054 through A235060 give the greedy sets avoiding k-term geometric progressions for 3 <= k <= 9.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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