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 A007005 Number of characters in the French spelling of n, including spaces and hyphens. (Formerly M0942) 6
 4, 2, 4, 5, 6, 4, 3, 4, 4, 4, 3, 4, 5, 6, 8, 6, 5, 8, 8, 8, 5, 11, 10, 11, 12, 10, 9, 10, 10, 10, 6, 12, 11, 12, 13, 11, 10, 11, 11, 11, 8, 14, 13, 14, 15, 13, 12, 13, 13, 13, 9, 15, 14, 15, 16, 14, 13, 14, 14, 14, 8, 14, 13, 14, 15, 13, 12, 13, 13, 13, 12, 16, 14, 15, 17, 15, 14 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS This sequence gives the number of characters, including spaces and hyphens, in the French spelling of the numbers; e.g., a(21) = 11 = #"vingt et un", a(22) = 10 = #"vingt-deux". - M. F. Hasler, Nov 18 2009 See A167507 for a variant where only letters are counted, but spaces and hyphens are not counted. - M. F. Hasler, Jun 03 2012 See A052360 for the English version (and A005589 for the letters-only variant); A007208 for the German version. - M. F. Hasler, Sep 20 2014 This refers to the official French spelling, Swiss or Belgian variants ("septante", ...) are not considered here. - M. F. Hasler, Sep 21 2014 REFERENCES N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). LINKS M. F. Hasler, Table of n, a(n) for n = 0..1000 Wiktionnaire, Annexe:Nombres de 1 à 100 en français. [From M. F. Hasler, Nov 18 2009] EXAMPLE a(0) = 4 = #"zéro" a(80) = 13 = #"quatre-vingts" a(999) = 31 = #"neuf cent quatre-vingt-dix-neuf" a(1000) = 5 = # "mille" PROG (PARI) A007005(n)=#French(n)   /* cf. A167507 for PARI code of "French()" */ - M. F. Hasler, Jun 03 2012 CROSSREFS Cf. A005589, A007208, A052360, A167507. Sequence in context: A131953 A167508 A167507 * A237869 A066978 A236187 Adjacent sequences:  A007002 A007003 A007004 * A007006 A007007 A007008 KEYWORD nonn,word,easy,nice AUTHOR EXTENSIONS a(71) and a(74) corrected by M. F. Hasler, Jun 03 2012 Example completed by Rémy Sigrist, Sep 09 2018 STATUS approved

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Last modified October 20 20:02 EDT 2018. Contains 316402 sequences. (Running on oeis4.)