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A099426
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Numbers n where n^2 = a^3 + b^3; a,b>0 and GCD[a,b]=1.
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4
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3, 228, 671, 1261, 6371, 9765, 35113, 35928, 40380, 41643, 66599, 112245, 124501, 127499, 167160, 191771, 205485, 255720, 297037, 377567, 532392, 546013, 647569, 681285, 812340, 897623, 1043469, 1125683, 1261491, 1431793, 1433040, 1584828
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Based on an observation of Ed Pegg Jr., who supplied terms 2-6 and 8.
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EXAMPLE
| 228 is in the sequence because 228^2 = 11^3 + 37^3 and GCD[11, 37] = 1
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CROSSREFS
| Cf. A099532, A099533.
Sequence in context: A157582 A131493 A195500 * A100201 A159807 A037059
Adjacent sequences: A099423 A099424 A099425 * A099427 A099428 A099429
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KEYWORD
| nonn
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AUTHOR
| Hans Havermann (gladhobo(AT)teksavvy.com), Oct 15 2004
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EXTENSIONS
| More terms from Hans Havermann (gladhobo(AT)teksavvy.com) and Bodo Zinser (BodoZinser(AT)CosmoData.net), Oct 20 2004
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