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 A341816 The a(n)-th digit of the sequence is present in a(n+1). Lexicographically earliest sequence of distinct terms > 0 with this property. 1
 1, 10, 2, 11, 3, 20, 23, 4, 12, 14, 21, 5, 251, 40, 6, 13, 15, 16, 24, 30, 17, 22, 61, 7, 31, 26, 18, 19, 25, 36, 41, 51, 27, 73, 8, 28, 71, 9, 50, 90, 80, 29, 35, 120, 32, 42, 37, 47, 81, 60, 57, 45, 52, 53, 33, 34, 38, 62, 39, 72, 70, 100, 125, 43, 63, 48, 58, 91, 101, 83, 82, 93, 102, 103 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS This sequence is conjectured to be a permutation of the positive integers. LINKS Carole Dubois, Table of n, a(n) for n = 1..5001 Carole Dubois, Scatterplot even-row terms vs. odd-row terms EXAMPLE a(1) = 1, "The 1st digit of the sequence is present in a(2)"; true, 1 is in 14; a(2) = 10, "The 10th digit of the sequence is present in a(3)"; true, 2 is in 2; a(3) = 2, "The 2nd digit of the sequence is present in a(4)"; true, 1 is in 11; a(4) = 11, "The 11th digit of the sequence is present in a(5)"; true, 3 is in 3; a(5) = 3, "The 3rd digit of the sequence is present in a(6)"; true, 0 is in 20; a(6) = 20, "The 20th digit of the sequence is present in a(7)"; true, 2 is in 23; a(7) = 23, "The 23rd digit of the sequence is present in a(8)"; true, 4 is in 4; etc. CROSSREFS Cf. A000027 (the positive integers). Sequence in context: A303850 A303848 A303783 * A339206 A274606 A293869 Adjacent sequences:  A341813 A341814 A341815 * A341817 A341818 A341819 KEYWORD base,nonn AUTHOR Eric Angelini and Carole Dubois, Feb 20 2021 STATUS approved

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Last modified July 29 12:56 EDT 2021. Contains 346346 sequences. (Running on oeis4.)