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A156818 Last digit d of a(n) is present in a(n+1+d); a(1)=1; a(n)<a(n+1) 1
1, 2, 10, 20, 102, 103, 104, 112, 113, 123, 124, 134, 135, 136, 137, 140, 204, 205, 215, 216, 226, 234, 237, 245, 250, 260, 406, 416, 417, 425, 427, 428, 429, 436, 446, 450, 470, 480, 507, 508, 568, 569, 579, 580, 590, 600, 607, 608, 618, 628, 629, 639, 649 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
If a(n) has no obligation to contain one or more digits, then a(n)=a(n-1)+1. Terms computed by Duncan Booth. The sequence arising when we drop a(n)<a(n+1) is A156819
LINKS
CROSSREFS
Sequence in context: A261660 A004643 A284213 * A037422 A136735 A294549
KEYWORD
base,easy,nonn
AUTHOR
Eric Angelini, Feb 16 2009
STATUS
approved

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Last modified April 14 18:28 EDT 2024. Contains 371667 sequences. (Running on oeis4.)