

A278946


Between two successive digits "0" there are 0, then 1, then 2, then 3, ... other digits.


1



1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 0, 20, 110, 11, 30, 12, 120, 13, 14, 40, 15, 16, 130, 17, 18, 19, 50, 21, 22, 23, 140, 24, 25, 26, 27, 60, 28, 29, 31, 32, 150, 33, 34, 35, 36, 37, 70, 38, 39, 41, 42, 43, 160, 44, 45, 46, 47, 48, 49, 80, 51, 52, 53, 54, 55, 56, 170, 57, 58, 59, 61, 62, 63, 64, 90
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OFFSET

1,2


COMMENTS

The sequence starts with a(1) = 1 and is always extended with the smallest integer not yet present that does not lead to a contradiction.


LINKS

JeanMarc Falcoz, Table of n, a(n) for n = 1..1061


EXAMPLE

There are 0 digit between "10" and "0"; there is 1 digit between the "0" of "0" and the "0" of "20" (this is the "2" of "20"); there are 2 digits between the "0" of "20" and the "0" of "110" (they are the two "1"s of "110"); there are 3 digits between the "0" of "110" and the "0" of "30" (they are the two "1"s of "11" and the "3" of “30”); etc.


CROSSREFS

Sequence in context: A306580 A320486 A321801 * A322629 A190599 A214587
Adjacent sequences: A278943 A278944 A278945 * A278947 A278948 A278949


KEYWORD

nonn,base


AUTHOR

Eric Angelini and JeanMarc Falcoz, Dec 02 2016


STATUS

approved



