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 A352390 Lexicographically earliest sequence of distinct positive integers such that the last digit of a(n) + a(n+1) is the n-th digit of the sequence. 1
 1, 10, 11, 9, 2, 19, 20, 12, 29, 30, 22, 8, 3, 39, 13, 6, 7, 23, 49, 33, 5, 18, 15, 4, 17, 16, 40, 27, 25, 28, 26, 43, 50, 53, 32, 59, 69, 42, 63, 21, 60, 37, 14, 52, 62, 38, 24, 73, 79, 36, 46, 72, 70, 56, 48, 35, 80, 90, 45, 58, 55, 47, 68, 31, 65, 34, 100, 82, 44, 89, 83, 78, 88, 92, 41, 66, 75, 99 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Table of n, a(n) for n=1..78. EXAMPLE a(1) + a(2) = 1 + 10 = 11 and the terminal 1 of 11 is the 1st digit of the sequence; a(2) + a(3) = 10 + 11 = 21 and the terminal 1 of 21 is the 2nd digit of the sequence; a(3) + a(4) = 11 + 9 = 20 and the terminal 0 of 20 is the 3rd digit of the sequence; a(4) + a(5) = 9 + 2 = 11 and the terminal 1 of 11 is the 4th digit of the sequence; a(5) + a(6) = 2 + 19 = 21 and the terminal 1 of 21 is the 5th digit of the sequence; etc. CROSSREFS Cf. A352386, A352387, A352389. Sequence in context: A105835 A083163 A004451 * A004499 A020509 A103181 Adjacent sequences: A352387 A352388 A352389 * A352391 A352392 A352393 KEYWORD base,nonn AUTHOR Eric Angelini and Carole Dubois, Mar 14 2022 STATUS approved

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Last modified December 5 23:11 EST 2023. Contains 367594 sequences. (Running on oeis4.)