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Search: id:A014529
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| A014529 |
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Largest convex area that can be tiled with n equilateral triangles whose sides are relatively prime. |
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+0
2
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| 1, 2, 3, 7, 11, 20, 36, 71, 146, 260, 495, 860, 1559, 2831, 5114
(list; graph; listen)
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OFFSET
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1,2
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REFERENCES
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Robert T. Wainwright, quoted by Ian Stewart, Math. Recreations, Scientific American, Jul 15 1997, p. 96.
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CROSSREFS
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Sequence in context: A160434 A139630 A133044 this_sequence A095015 A024367 A037078
Adjacent sequences: A014526 A014527 A014528 this_sequence A014530 A014531 A014532
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KEYWORD
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nonn,hard,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
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Terms n=12..15 were calculated by John W. Layman (layman(AT)math.vt.edu).
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