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 A110019 #7 Dec 15 2017 17:36:56 %S A110019 12,30,70,88,97998,98048,99988,111644,130304,869696,888356,9866958, %T A110019 9908612,38713866,43672638,56327362,61286134,97845666,99916796, %U A110019 3276615836,3611536474,6388463526,6723384164,9938713866,9956658572 %N A110019 Numbers n such that n and its 10's complement are both admirable numbers, i.e., n and 10^k - n where k is the number of digits in n are admirable. %Y A110019 Cf. A111592. %K A110019 nonn,base %O A110019 1,1 %A A110019 _Jason Earls_, Sep 03 2005 %E A110019 More terms from _Olaf Voß_, Feb 20 2008