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Search: id:A138130
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| A138130 |
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Powers of 1729, the Hardy-Ramanujan number. |
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+0
2
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| 1, 1729, 2989441, 5168743489, 8936757492481, 15451653704499649, 26715909255079893121, 46191807102033135206209, 79865634479415290771535361, 138087682014909037743984639169
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OFFSET
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0,2
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COMMENT
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About 1729: "No," said Ramanujan, "It is a very interesting number..."
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REFERENCES
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David Wells, THE PENGUIN DICTIONARY OF Curious and Interesting NUMBERS. Penguin Books, NY, 1997, 153.
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FORMULA
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a(n)=1729^n
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CROSSREFS
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Cf. A001235, A011541, A133019, A133029, A138129.
Sequence in context: A154728 A033502 A050794 this_sequence A048949 A130876 A008745
Adjacent sequences: A138127 A138128 A138129 this_sequence A138131 A138132 A138133
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KEYWORD
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nonn
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AUTHOR
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Omar E. Pol (info(AT)polprimos.com), Mar 09 2008
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