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 A116330 #7 Jul 17 2021 01:44:41 %S A116330 4,85,76982,714689,952313,90438190,96320543,32980078899028, %T A116330 34346653774237,42816188292272,42881990066487,57118009933511, %U A116330 57183811707726,65653346225761,67019921100970,81321742742209 %N A116330 Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+6. %e A116330 96320543 * 96320546 = 92776472//92776478, where // denotes concatenation. %Y A116330 Cf. A116172, A116316, A116329, A116331, A116336. %K A116330 nonn,base %O A116330 1,1 %A A116330 _Giovanni Resta_, Feb 06 2006