The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A098953

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Slowest increasing sequence where each number is such that at least one pair of adjacent digits are consecutive, the first of the pair being the smaller.
(history; published version)

#9 by Peter Luschny at Thu Dec 23 08:34:38 EST 2021

STATUS

reviewed

#8 by Michel Marcus at Thu Dec 23 07:52:23 EST 2021

STATUS

proposed

#7 by Michael S. Branicky at Thu Dec 23 07:27:14 EST 2021

STATUS

editing

#6 by Michael S. Branicky at Thu Dec 23 07:21:09 EST 2021

DATA

12, 23, 34, 45, 56, 67, 78, 89, 101, 112, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 134, 145, 156, 167, 178, 189, 201, 212, 223, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 245, 256, 267, 278, 289, 301, 312, 323, 334, 340, 341

LINKS

PROG

EXTENSIONS

STATUS

approved

#5 by Russ Cox at Sat Mar 31 13:46:50 EDT 2012

AUTHOR

Eric Angelini (eric.angelini(AT)kntv.be), Oct 21 2004

Discussion

Sat Mar 31

13:46

OEIS Server: https://oeis.org/edit/global/891

#4 by Charles R Greathouse IV at Tue Oct 04 15:45:25 EDT 2011

STATUS

editing

#3 by Charles R Greathouse IV at Tue Oct 04 15:45:23 EDT 2011

OFFSET

12,1

STATUS

approved

#2 by N. J. A. Sloane at Fri May 11 03:00:00 EDT 2007

NAME

Slowest increasing sequence where each number is such that at least one pair of adjacent digits are consecutive, the first one being the smallest.

DATA

12, 23, 34, 45, 56, 67, 78, 89, 101, 112, 123, 134, 145, 156, 167, 178, 189, 201, 212, 223, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 245, 256, 267, 278, 289, 301, 312, 323, 334, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 356, 367, 378, 389

COMMENTS

FORMULA

134 shows 34 and thus belongs to the sequence; 143 doesn't fit because the highest digit (4) has to come in second.

CROSSREFS

Close to this sequence: A082927

#1 by N. J. A. Sloane at Sun Feb 20 03:00:00 EST 2005

NAME

DATA

OFFSET

FORMULA

CROSSREFS

KEYWORD

AUTHOR

STATUS