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Search: id:A002810
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| A002810 |
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Smallest number requiring n syllables in English.
(Formerly M4341 N1818)
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+0
3
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| 1, 7, 11, 27, 77, 107, 111, 127, 177, 777, 1127, 1177, 1777, 7777, 11777, 27777, 77777, 107777, 111777, 127777, 177777, 777777, 1127777, 1177777, 1777777, 7777777
(list; graph; listen)
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OFFSET
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1,2
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
Rodolfo Kurchan, Mesmerizing Math. Puzzles, by Sterling Publications, page 18.
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LINKS
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Robert G. Wilson v, English names for the numbers from 0 to 11159 without spaces or hyphens .
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EXAMPLE
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One has one syllable, seven has two syllables, etc.. a(3)=11 because eleven has 3 syllables
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CROSSREFS
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Cf. A045736.
Adjacent sequences: A002807 A002808 A002809 this_sequence A002811 A002812 A002813
Sequence in context: A002643 A039287 A045222 this_sequence A045736 A067006 A136020
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KEYWORD
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word,nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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