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A001167
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Smallest natural number requiring n words in English (as spoken in England).
(Formerly M5122 N2218)
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0
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1, 21, 21000, 101, 121, 1101, 1121, 21121, 101101, 101121, 121121, 1101121, 1121121, 21121121, 101101121, 101121121, 121121121, 1101121121, 1121121121
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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REFERENCES
| N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
| Robert G. Wilson v, American English names for the numbers from 0 to 11159 without spaces or hyphens .
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EXAMPLE
| One, twenty-one, twenty-one thousand, one hundred and one, one hundred and twenty-one, ...
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CROSSREFS
| Sequence in context: A167063 A115485 A172724 * A189648 A100414 A189310
Adjacent sequences: A001164 A001165 A001166 * A001168 A001169 A001170
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KEYWORD
| nonn,word
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| Edited by N. J. A. Sloane (njas(AT)research.att.com), Jul 05 2008
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