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A154729
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Products of three distinct primes of the form 6n+1 (see A002476).
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6
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1729, 2821, 3367, 3913, 4123, 4921, 5551, 5719, 6097, 6643, 7189, 7657, 8029, 8113, 8827, 8911, 9139, 9331, 9373, 9709, 9919, 10507, 10621, 11137, 11557, 12649, 12901, 13237, 13699, 13741, 14287, 14497, 14539, 14833, 14911, 15067, 15799, 15841
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Note that a(1)=1729 is the Hardy-Ramanujan number (see taxicab numbers in A001235, A011541).
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CROSSREFS
| Cf. A001235, A002476, A011541, A154716, A154717, A154728.
Sequence in context: A051388 A033181 A198775 * A083737 A138129 A001235
Adjacent sequences: A154726 A154727 A154728 * A154730 A154731 A154732
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KEYWORD
| nonn
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AUTHOR
| Omar E. Pol (info(AT)polprimos.com), Jan 18 2009, Jan 21 2009
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EXTENSIONS
| a(5)-a(38) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Jan 28 2009
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