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 A268058 Maximum value of n-th row of A268057. 4
 1, 1, 2, 2, 3, 2, 3, 3, 3, 3, 5, 3, 4, 4, 3, 3, 5, 4, 6, 4, 4, 5, 6, 3, 5, 4, 5, 4, 5, 4, 6, 4, 5, 6, 7, 4, 5, 6, 5, 4, 6, 4, 6, 5, 5, 7, 8, 4, 7, 5, 6, 5, 9, 5, 6, 5, 6, 6, 8, 4, 7, 6, 6, 5, 7, 5, 8, 7, 7, 7, 6, 4, 6, 6, 5, 7, 7, 6, 8, 5, 5, 6, 9, 5, 6, 6, 7 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS Peter Kagey, Table of n, a(n) for n = 1..10000 P. Erdős and J. O. Shallit, New bounds on the length of finite Pierce and Engel series, Journal de Théorie des Nombres de Bordeaux 3:1 (1991), pp. 43-53. Vlado Kešelj, Length of finite Pierce series: theoretical analysis and numerical calculations (1996), 27 pp. Reddit user zifyoip, First 100 terms. PROG (PARI) P(a, b)=my(n); while(b, b=a%b; n++); n a(n)=my(t=1); for(b=2, n-1, t=max(P(n, b), t)); t \\ Charles R Greathouse IV, Nov 26 2016 CROSSREFS Cf. A268057, A268059, A268060. Sequence in context: A179844 A076223 A076235 * A334686 A057941 A126071 Adjacent sequences:  A268055 A268056 A268057 * A268059 A268060 A268061 KEYWORD nonn AUTHOR Peter Kagey, Jan 25 2016 STATUS approved

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Last modified May 14 03:00 EDT 2021. Contains 343872 sequences. (Running on oeis4.)