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A274348
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Products of three distinct Lucas numbers (3,4,7,11,18,...)
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5
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84, 132, 216, 231, 308, 348, 378, 504, 564, 594, 609, 792, 812, 912, 957, 987, 1276, 1316, 1386, 1476, 1551, 1566, 1596, 2068, 2088, 2128, 2233, 2388, 2508, 2538, 2583, 3344, 3384, 3444, 3619, 3654, 3864, 4059, 4089, 4104, 4179, 5412, 5452, 5472, 5572, 5742
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OFFSET
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1,1
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LINKS
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EXAMPLE
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84 = 3*4*7, 132 = 3*4*11.
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MATHEMATICA
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z = 100; f[n_] := LucasL[n];
Take[Sort[Flatten[Table[f[u] f[v] f[w], {u, 2, z}, {v, 2, u - 1}, {w, 2, v - 1}]]], z]
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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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STATUS
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approved
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