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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A064227 From Recamán's sequence (A005132): record values in A057167. 12 0, 1, 4, 131, 99734, 181653, 328002, 325374625245, 394178473633984 (list; graph; refs; listen; history; text; internal format) OFFSET 1,3 COMMENTS Let R(n) = n-th term of Recamán's sequence (A005132); consider values of R(n) that take a record number of steps to appear (A064228); sequence gives corresponding values of n. LINKS Table of n, a(n) for n=1..9. N. J. A. Sloane, My favorite integer sequences, in Sequences and their Applications (Proceedings of SETA '98). N. J. A. Sloane, FORTRAN program for A005132, A057167, A064227, A064228 Index entries for sequences related to Recamán's sequence CROSSREFS Cf. A005132, A057167, A064228. Sequence in context: A201977 A291172 A194536 * A353794 A204079 A252172 Adjacent sequences: A064224 A064225 A064226 * A064228 A064229 A064230 KEYWORD nonn,nice,hard,more AUTHOR N. J. A. Sloane, Sep 22 2001 EXTENSIONS a(8) and a(9) from Allan Wilks, Nov 06, 2001 a(10) > 10^25. - Benjamin Chaffin, Jun 13 2006 a(10) > 4.28*10^73. - Benjamin Chaffin, Mar 22 2010 a(10) > 10^230. - Benjamin Chaffin, 2018 Initial term 0 added by N. J. A. Sloane, Feb 26 2023 STATUS approved

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Last modified August 26 09:48 EDT 2023. Contains 364848 sequences. (Running on oeis4.)