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

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 60th year, we have over 367,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A081930 Triangle read by rows in which row n gives n smallest palindromic numbers of n digits each. 2
 0, 11, 22, 101, 111, 121, 1001, 1111, 1221, 1331, 10001, 10101, 10201, 10301, 10401, 100001, 101101, 102201, 103301, 104401, 105501, 1000001, 1001001, 1002001, 1003001, 1004001, 1005001, 1006001, 10000001, 10011001, 10022001, 10033001 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Table of n, a(n) for n=1..32. CROSSREFS Cf. A081931, A081932. Sequence in context: A225361 A111696 A047902 * A143964 A034708 A091784 Adjacent sequences: A081927 A081928 A081929 * A081931 A081932 A081933 KEYWORD base,nonn,tabl AUTHOR Amarnath Murthy, Apr 01 2003 EXTENSIONS Corrected and extended by Joshua Zucker, Feb 13 2006 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.

Last modified December 6 01:58 EST 2023. Contains 367594 sequences. (Running on oeis4.)