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A038479
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Sums of 3 distinct powers of 6.
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3
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43, 223, 253, 258, 1303, 1333, 1338, 1513, 1518, 1548, 7783, 7813, 7818, 7993, 7998, 8028, 9073, 9078, 9108, 9288, 46663, 46693, 46698, 46873, 46878, 46908, 47953, 47958, 47988, 48168, 54433, 54438, 54468, 54648, 55728, 279943, 279973, 279978, 280153, 280158, 280188
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OFFSET
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1,1
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LINKS
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MAPLE
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N:= 9: # to get all terms < 6^(N+1)
seq(seq(seq(6^i+6^j+6^k, k=0..j-1), j=1..i-1), i=2..N);
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MATHEMATICA
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Union[Total/@Subsets[6^Range[0, 8], {3}]] (* Harvey P. Dale, May 17 2011 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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