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 A265554 #4 Dec 10 2015 10:33:21 %S A265554 0,1,2,3,4,5,6,7,9,9,18,27,36,45,54,63,18,18,18,27,36,45,54,63,27,27, %T A265554 27,27,36,45,54,63,36,36,36,36,36,45,54,63,45,45,45,45,45,45,54,63,54, %U A265554 54,54,54,54,54,54,63,63,63,63,63,63,63,63,63,65,65,130,195,260,325,390,455,73,73,138,203,268,333,398 %N A265554 a(n) = smallest base-8 palindrome m >= n such that every base-8 digit of n is <= the corresponding digit of m; m is written in base 10. %Y A265554 Sequences related to palindromic floor and ceiling: A175298, A206913, A206914, A261423, A262038, and the large block of consecutive sequences beginning at A265509. %K A265554 nonn,base %O A265554 0,3 %A A265554 _N. J. A. Sloane_, Dec 10 2015