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Search: id:A085479
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| A085479 |
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Product of three solutions of the diophantine equation x^3 - y^3 = z^2. |
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+0
2
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| 728, 93184, 1592136, 11927552, 56875000, 203793408, 599539304, 1526726656, 3482001432, 7280000000, 14186660488, 26085556224, 45680920376, 76741030912, 124385625000, 195421011968, 298726553944, 445696183296, 650738625992
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Parametric representation of the solution is (x,y,z) = (8n^2, 7n^2, 13n^3), thus getting a(n) = 728*n^7.
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LINKS
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Matthew M. Conroy, Home page (listed instead of email address)
Jun Mizuki, Prime Curios!.
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FORMULA
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a(n) = 728*n^7.
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CROSSREFS
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Cf. A085377.
Sequence in context: A043487 A050219 A051383 this_sequence A050790 A045791 A088035
Adjacent sequences: A085476 A085477 A085478 this_sequence A085480 A085481 A085482
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KEYWORD
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nonn,easy
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AUTHOR
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Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Aug 15 2003
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EXTENSIONS
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More terms from Matthew Conroy (list1(AT)madandmoonly.com), Jan 16 2006
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