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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A306851 Records for the number of 'Reverse and Add' steps in base 8, needed for a Lychrel number to join the trajectory of a smaller Lychrel number (i.e., its seed). Record setting numbers in A306850. 2 1, 2, 4, 12, 13, 14, 51 (list; graph; refs; listen; history; text; internal format) OFFSET 1,2 LINKS Table of n, a(n) for n=1..7. CROSSREFS Cf. A306596. Record setting numbers in A306850. Sequence in context: A141668 A087796 A268494 * A316634 A039587 A194368 Adjacent sequences: A306848 A306849 A306850 * A306852 A306853 A306854 KEYWORD nonn,base,more AUTHOR A.H.M. Smeets, Mar 13 2019 STATUS approved

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Last modified August 28 04:22 EDT 2024. Contains 375477 sequences. (Running on oeis4.)