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 A055962 #8 Aug 08 2024 07:25:09
%S A055962 0,2,4,6,8,10,12,14,16,18,20,22,13,26,39,52,65,78,91,104,117,130,143,
%T A055962 156,26,39,52,65,78,91,104,117,130,143,156,169,39,52,65,78,91,104,117,
%U A055962 130,143,156,169,182,52,65,78,91,104,117,130,143,156,169,182,195,65,78
%N A055962 n + reversal of base 12 digits of n (written in base 10).
%C A055962 If n has an even number of digits in base 12 then a(n) is a multiple of 13.
%H A055962 Paolo Xausa, <a href="/A055962/b055962.txt">Table of n, a(n) for n = 0..10000</a>
%F A055962 a(n) = n + A056961(n).
%t A055962 Table[n + IntegerReverse[n, 12], {n, 0, 100}] (* _Paolo Xausa_, Aug 08 2024 *)
%Y A055962 Cf. A056961, A056964.
%K A055962 base,nonn
%O A055962 0,2
%A A055962 _Henry Bottomley_, Jul 18 2000