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 A068047 #7 Mar 30 2012 18:50:20 %S A068047 2,9,13,16,20,21,25,26,35,43,44,45,58,60,79,80,95,106,112,113,118,126, %T A068047 131,132,136,142,151,154,154,155,175,178,178,179,182,183,186,195,202, %U A068047 205,211,212,216,218,231,247,248,258,272,277 %N A068047 Starting position of the n-th nontrivial palindrome in decimal expansion of Pi. %C A068047 A000796(a(n)) is the first digit of the n-th nontrivial palindrome. %Y A068047 Cf. A068046, A000796. %K A068047 nonn,base %O A068047 1,1 %A A068047 _Reinhard Zumkeller_, Feb 11 2002