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 A265332 a(n) is the index of the column in A265901 where n appears; also the index of the row in A265903 where n appears. 15
 1, 2, 1, 3, 1, 1, 2, 4, 1, 1, 1, 2, 1, 2, 3, 5, 1, 1, 1, 1, 2, 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 6, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 2, 1, 2, 3, 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4, 5, 7, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 2, 1, 2, 3, 1, 1, 1, 2, 1, 1, 2, 1, 2, 3, 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS If all 1's are deleted, the remaining terms are the sequence incremented. - after Franklin T. Adams-Watters Oct 05 2006 comment in A051135. Ordinal transform of A162598. LINKS Antti Karttunen, Table of n, a(n) for n = 1..8192 T. Kubo and R. Vakil, On Conway's recursive sequence, Discr. Math. 152 (1996), 225-252. FORMULA a(1) = 1; for n > 1, a(n) = A051135(n). EXAMPLE Illustration how the sequence can be constructed by concatenating the frequency counts Q_n of each successive level n of A004001-tree: --              1                                      Q_0 = (1)              |             _2__                                    Q_1 = (2)            /    \          _3    __4_____                             Q_2 = (1,3)         /     /  |     \       _5    _6  _7    __8___________                Q_3 = (1,1,2,4)      /     /   / |   /  |  \        \    _9    10  11 12  13  14  15___    16_________    Q_4 = (1,1,1,2,1,2,3,5)   /     /   /  / |  /  / |   |\  \   | \  \  \  \ 17    18  19 20 21 22 23 24 25 26 27 28 29 30 31 32 -- The above illustration copied from the page 229 of Kubo and Vakil paper (page 5 in PDF). PROG (Scheme) (define (A265332 n) (if (= 1 n) 1 (A051135 n))) CROSSREFS Essentially same as A051135 apart from the initial term, which here is set as a(1)=1. Cf. A004001, A265901, A265903. Cf. A162598 (corresponding other index). Cf. A265754. Cf. also A267108, A267109, A267110. Sequence in context: A123507 A188804 A122580 * A107041 A281426 A070099 Adjacent sequences:  A265329 A265330 A265331 * A265333 A265334 A265335 KEYWORD nonn AUTHOR Antti Karttunen, Jan 09 2016 STATUS approved

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Last modified April 12 17:26 EDT 2021. Contains 342929 sequences. (Running on oeis4.)