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 A210023 a(0)=1. Let S = string of digits of a(0),a(1),a(2),... To get a(n+1) (n>=0), subtract next element of S from a(n) if that would give a positive number different from a(0),...,a(n), otherwise add it to a(n). 3
 1, 2, 4, 8, 16, 15, 9, 10, 5, 14, 13, 13, 18, 17, 21, 20, 23, 22, 19, 20, 12, 11, 18, 20, 21, 23, 23, 25, 28, 26, 24, 25, 34, 32, 32, 31, 29, 30, 31, 32, 40, 38, 38, 36, 35, 33, 36, 38, 41, 39, 44, 42, 50, 48, 54, 52, 56, 58, 53, 56, 60, 57, 55, 58, 60, 63, 62, 64, 73, 70, 70, 67, 66, 69, 71, 75, 75, 72, 80, 77, 85, 82, 76, 79, 74, 77, 80, 83, 89, 86, 78, 82, 81, 84, 93, 97, 101, 105, 103, 98, 98 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS A base-dependent variant of Recamán's sequence A005132. REFERENCES Eric Angelini, Posting to Sequence Fans Mailing List, Mar 06 2012 LINKS Table of n, a(n) for n=0..100. Index entries for sequences related to Recamán's sequence CROSSREFS Cf. A005132, A210022 (for S), A210025, A210026. Sequence in context: A066600 A210025 A309571 * A301807 A062116 A362896 Adjacent sequences: A210020 A210021 A210022 * A210024 A210025 A210026 KEYWORD nonn,base AUTHOR N. J. A. Sloane, Mar 16 2012 EXTENSIONS Corrected and extended by Max Alekseyev, Nov 11 2012 Offset corrected by N. J. A. Sloane, Jun 16 2021 STATUS approved

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Last modified March 3 17:29 EST 2024. Contains 370512 sequences. (Running on oeis4.)