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 A116102 #6 Jul 21 2021 22:46:11 %S A116102 16,1337032,2084503,2953232,4023943,1330033613070195328, %T A116102 4036108433661798551,8283744867954114232, %U A116102 6247320195351414276186411625291,9452080202814205132771066881607 %N A116102 Numbers k such that k concatenated with k-8 gives the product of two numbers which differ by 2. %e A116102 4023943//4023935 = 6343455 * 6343457, where // denotes %e A116102 concatenation. %Y A116102 Cf. A116095, A116101, A116103, A116116, A116233. %K A116102 nonn,base %O A116102 1,1 %A A116102 _Giovanni Resta_, Feb 06 2006