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A101222 Slowest increasing sequence where the absolute difference between the last digit of a(n) and the first digit of a(n+1) equals 1. +0
1
0, 1, 2, 10, 12, 13, 21, 23, 24, 32, 34, 35, 43, 45, 46, 54, 56, 57, 65, 67, 68, 76, 78, 79, 87, 88, 90, 100, 102, 110, 112, 120, 122, 130, 132, 140, 142, 150, 152, 160, 162, 170, 172, 180, 182, 190, 192, 193, 201, 203, 211, 213, 221, 223, 241, 243, 251, 253, 261 (list; graph; listen)
OFFSET

0,3

COMMENT

This is the slowest growing such sequence in the limiting sense; any other such sequence b must eventually have b(n) > a(n) for sufficiently large n. It is not the slowest growing in the greedy or lexical sense. "Slowest growing" in this sense does not necessarily exist for arbitrary properties, but it does in this case. - Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Oct 25 2006

CROSSREFS

Sequence in context: A072545 A104459 A008560 this_sequence A079252 A108064 A057989

Adjacent sequences: A101219 A101220 A101221 this_sequence A101223 A101224 A101225

KEYWORD

base,easy,nonn

AUTHOR

Eric Angelini (eric.angelini(AT)kntv.be), Dec 15 2004

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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