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 A139133 A self-descriptive sequence: positions of consonants in "two, one, five, seven, nine, eleven, thirteen, fifteen, ...". 1
 2, 1, 5, 7, 9, 11, 13, 15, 16, 18, 21, 23, 25, 26, 27, 29, 30, 33, 34, 36, 37, 40, 41, 43, 44, 47, 50, 51, 52, 55, 56, 57, 59, 60, 61, 63, 65, 66, 68, 69, 70, 71, 72, 73, 76, 77, 79, 80, 81, 82, 84, 86, 87, 89, 90, 91, 92, 94, 95, 96, 98, 99 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS If there is a choice, pick the smallest number (or word) that makes sense. Hyphens and spaces are ignored. REFERENCES E. Angelini, "Jeux de suites", in Dossier Pour La Science, pp. 32-35, Volume 59 (Jeux math'), April/June 2008, Paris. LINKS Table of n, a(n) for n=1..62. CROSSREFS See A019270 (a version involving vowels rather than consonants) for further information. For a French version of the "vowels" sequence see A139132. Sequence in context: A198422 A105459 A227048 * A183946 A293719 A291377 Adjacent sequences: A139130 A139131 A139132 * A139134 A139135 A139136 KEYWORD nonn,word,easy AUTHOR N. J. A. Sloane EXTENSIONS Edited by N. J. A. Sloane, Jan 04 2016 at the suggestion of Eric Angelini More terms from Sean A. Irvine, Jan 06 2016 STATUS approved

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Last modified December 11 02:45 EST 2023. Contains 367717 sequences. (Running on oeis4.)