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 A075010 #10 Aug 04 2019 19:09:27
%S A075010 97393690,109739369,122085048,1234430727,13456776406,145790122085,
%T A075010 1570134567764,16823680123443,179460145790122,1906834903467901,
%U A075010 20190683490346790,21313017946014579,22435352401682368,23557686857350157,24680021313017946,25802355768685735
%N A075010 a(n) = floor( concatenation of 9 numbers from n+8 to n in that order divided by 9 ).
%t A075010 Table[Floor[FromDigits[Flatten[IntegerDigits/@Range[n+8,n,-1]]]/9],{n,0,20}] (* _Harvey P. Dale_, Aug 04 2019 *)
%Y A075010 Cf. A074991 to A075000, A075003 to A075009.
%K A075010 base,nonn
%O A075010 0,1
%A A075010 _Amarnath Murthy_, Sep 01 2002
%E A075010 More terms from _Sascha Kurz_, Jan 14 2003
%E A075010 Corrected and extended by _Harvey P. Dale_, Aug 04 2019