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 A060949 #8 Oct 31 2015 14:49:13 %S A060949 2049,2145,2193,2289,2313,2409,2457,2553,2565,2661,2709,2805,2829, %T A060949 2925,2973,3069,3075,3171,3219,3315,3339,3435,3483,3579,3591,3687, %U A060949 3735,3831,3855,3951,3999,4095,177148,178120,179092,179416,180388 %N A060949 Intrinsic 12-palindromes: n is an intrinsic k-palindrome if it is a k-digit palindrome in some base. %C A060949 See A060873 for more information. %H A060949 Peter Kagey, <a href="/A060949/b060949.txt">Table of n, a(n) for n = 1..10000</a> %Y A060949 Cf. A060873-A060879. %K A060949 nonn,base %O A060949 1,1 %A A060949 _Harvey P. Dale_, May 08 2001