%I #6 Oct 06 2019 18:13:36
%S 23,235,745,2357,235702,745356,745356,23570226,2357022603,2357022604,
%T 7453559925,7453559925,7453559924999,74535599249993,74535599249993,
%U 7453559924999299,7453559924999299,745355992499929899,7453559924999298988,7453559924999298988
%N a(n)^2 is smallest square number starting with a string of n 5's.
%e a(5) = 235702^2 = {55555}432804.
%Y Cf. A034987.
%K nonn,base
%O 1,1
%A _Patrick De Geest_, Nov 15 1998
%E More terms from Francisco Salinas (franciscodesalinas(AT)hotmail.com), Dec 23 2001