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 A067478 #19 Mar 22 2021 02:42:40
%S A067478 81,841,8100,80089,801025,8003241,80013025,800041225,8000050249,
%T A067478 80000162649,800001447184,8000004951184,80000001609984,
%U A067478 800000042569984,8000000160998400,80000000297200369,800000000000150481,8000000001435765625,80000000000015048100
%N A067478 Smallest n-digit square starting with 8.
%F A067478 a(n) = ceiling(sqrt(8*10^(n-1)))^2. - _Sascha Kurz_, Mar 18 2002
%t A067478 nS[n_] := Module[{lr = Floor[Sqrt[n]]}, If[lr^2==n, lr^2, (lr + 1)^2]]; Table[nS[8 10^i], {i, 0, 20}]
%Y A067478 Cf. A000290, A035075 (roots), A045791, A067479 (2..9).
%K A067478 nonn,base,easy
%O A067478 2,1
%A A067478 _Amarnath Murthy_, Feb 09 2002
%E A067478 More terms from _Harvey P. Dale_, Feb 17 2002
%E A067478 Incorrect a(1) removed by _Jon E. Schoenfield_, Mar 21 2021