This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A265571 #4 Dec 10 2015 10:53:24 %S A265571 0,1,2,3,4,5,6,7,11,11,22,22,22,22,22,22,22,22,22,33,33,33,33,33,33, %T A265571 33,33,33,44,44,44,44,44,44,44,44,44,55,55,55,55,55,55,55,55,55,66,66, %U A265571 66,66,66,66,66,66,66,77,77,77,77,77,77,77,77,77,101,101,111,111,111,111,111,111,111,111,121,121,121,121 %N A265571 Smallest base-8 palindrome m >= n, written in base 8. %Y A265571 Sequences related to palindromic floor and ceiling: A175298, A206913, A206914, A261423, A262038, and the large block of consecutive sequences beginning at A265509. %K A265571 nonn,base %O A265571 0,3 %A A265571 _N. J. A. Sloane_, Dec 10 2015