A278946 Between two successive digits "0" there are 0, then 1, then 2, then 3, ... other digits.

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

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

Jean-Marc 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 Jean-Marc Falcoz, Dec 02 2016

Status

approved