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A228326
Start with 0. Successive digits in the sequence must differ by 1. Adjoin the smallest number not yet in the sequence.
10
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 87, 65, 43, 21, 23, 45, 67, 89, 876, 54, 32, 10, 12, 34, 56, 76, 78, 98, 765, 432, 101, 210, 121, 212, 123, 232, 321, 234, 323, 434, 343, 454, 345, 456, 543, 2101, 2121, 2123, 2321, 2323, 2343, 2345, 654, 545, 656, 565, 676, 567
OFFSET
1,3
COMMENTS
Is the sequence infinite?
Yes, as for any digit d, there are infinitely many terms in A033075 with leading digit d+1 or d-1. - Paul Tek Aug 25 2013
REFERENCES
Eric Angelini, Posting to the Sequence Fans Mailing List, Aug 23 2013.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Aug 24 2013
STATUS
approved