login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A228327 Start with 0. Successive digits in the sequence must differ by 2. Adjoin the smallest number not yet in the sequence. 3
0, 2, 4, 6, 8, 64, 20, 24, 68, 642, 42, 46, 86, 420, 202, 424, 242, 464, 246, 468, 646, 864, 686, 868, 6420, 2020, 2024, 2420, 2424, 2464, 2468, 6424, 6464, 6468, 6864, 6868, 64202, 4202, 4242, 4246, 4642, 4646, 4686, 8642, 42020, 20202, 42024, 20242, 42420 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Is the sequence infinite?
REFERENCES
Eric Angelini, Posting to the Sequence Fans Mailing List, Aug 23 2013.
LINKS
CROSSREFS
Sequence in context: A075401 A083145 A085920 * A081507 A115336 A119666
KEYWORD
nonn,base,look
AUTHOR
N. J. A. Sloane, Aug 24 2013
EXTENSIONS
More terms from Alois P. Heinz, Aug 25 2013
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 14 16:00 EDT 2024. Contains 371665 sequences. (Running on oeis4.)