A278943 Between two successive digits "8" there are 0, then 1, then 2, then 3, ... other digits.

0, 1, 2, 3, 4, 5, 6, 7, 8, 80, 81, 9, 82, 10, 83, 11, 18, 12, 13, 28, 14, 15, 16, 84, 17, 19, 20, 85, 21, 22, 23, 38, 24, 25, 26, 27, 48, 29, 30, 31, 32, 33, 86, 34, 35, 36, 37, 39, 87, 40, 41, 42, 43, 44, 58, 45, 46, 47, 49, 50, 51, 68, 52, 53, 54, 55, 56, 57, 59, 89, 60, 61, 62, 63, 64, 65, 66, 800

Offset

1,3

Comments

The sequence starts with a(1) = 0 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..1060

Example

There are 0 digit between "8" and "80"; there is 1 digit between the "8" of "80" and the "8" of "81" (this is the "0" of "80"); there are 2 digits between the "8" of "81" and the "8" of "82" (they are the "1" of "81" and the "9" of "9"); there are 3 digits between the "8" of "82" and the "8" of "83" (they are the "2" of "82", the "1" of "10" and the "0" of "10"); etc.

Crossrefs

Sequence in context: A024655 A250264 A273476 * A303167 A024656 A186442

Adjacent sequences: A278940 A278941 A278942 * A278944 A278945 A278946

Keyword

nonn,base

Author

Eric Angelini and Jean-Marc Falcoz, Dec 02 2016

Status

approved