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 A203024 #22 May 13 2013 01:54:21 %S A203024 0,954,2961,4932,5013,5022,5031,5238,5823,6147,6417,7614,7641,8235, %T A203024 8523,9045,9108,9180,9324,9504,9540,9594,9612,9684,9774,9864,9954, %U A203024 20961,21150,21501,24831,24921,25011,26901,27810,28107,28314,29016,29214,29610,29691,29961 %N A203024 Numbers a = b + c where a, b, and c contain the same decimal digits. %C A203024 987654321 and 9876543210 are members (987654321 = 123456789 + 864197532, 9876543210 = 1234567890 + 8641975320). %H A203024 Charles R Greathouse IV, <a href="/A203024/b203024.txt">Table of n, a(n) for n = 1..10000</a> %e A203024 954 is in the sequence since 954 = 459 + 495. %o A203024 (PARI) is(n)=my(v=vecsort(Vec(Str(n))));for(b=eval(concat(v)), n\2, if(vecsort(Vec(Str(b)))==v && vecsort(Vec(Str(n-b)))==v, return(1)));0 \\ _Charles R Greathouse IV_, Dec 28 2011 %K A203024 nonn,base %O A203024 1,2 %A A203024 _Rajesh Bhowmick_, Dec 28 2011 %E A203024 a(2)-a(42) from _Charles R Greathouse IV_, Dec 28 2011