A275511 The a(n)th term of the sequence contains at least one digit "1".

1, 3, 10, 5, 11, 7, 12, 9, 13, 14, 15, 16, 17, 18, 19, 21, 31, 41, 51, 22, 61, 71, 24, 81, 26, 91, 28, 100, 30, 101, 102, 33, 103, 35, 104, 37, 105, 39, 106, 42, 107, 108, 44, 109, 46, 110, 48, 111, 50, 112, 113, 53, 114, 55, 115, 57, 116, 59, 117, 62, 118, 119, 64, 120, 66, 121, 68, 122, 70, 123, 124, 73, 125, 75, 126, 77, 127, 79, 128, 82, 130, 131, 84

Offset

1,2

Comments

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

Links

Table of n, a(n) for n=1..83.

Example

The 1st term (1) says that the 1st term contains at least a "1" -- indeed (it is 1)
The next term (3) says that the 3rd term contains at least a "1" -- indeed (it is 10)
The next term (10) says that the 10th term contains at least a "1" -- indeed (it is 14)
The next term (5) says that the 5th term contains at least a "1" -- indeed (it is 11)
The next term (11) says that the 11th term contains at least a "1" -- indeed (it is 15)
The next term (7) says that the 7th term contains at least a "1" -- indeed (it is 12)
etc.

Crossrefs

Sequence in context: A100984 A045985 A247034 * A035411 A033478 A285576

Adjacent sequences: A275508 A275509 A275510 * A275512 A275513 A275514

Keyword

nonn,base

Author

Eric Angelini, Jul 31 2016

Status

approved