%I #7 Jun 26 2016 06:25:02
%S 1,9,49,81,121,169,289,361,441,529,729,841,961,1089,1369,1521,1681,
%T 1849,2209,2401,2601,2809,3249,3481,3721,3969,4489,4761,5041,5329,
%U 5929,6241,6561,6889,7569,7921,8281,8649,9409,9801,10201,10609,11449,11881,12321
%N Squares that become a prime number when some single digit is inserted in front of its decimal expansion.
%C The first numbers in A028375 but not in here are 12769, 15129, 18769, 22801, 26569 etc. - _R. J. Mathar_, Nov 12 2009
%K base,nonn
%O 1,2
%A _Claudio Meller_, Nov 10 2009
%E Extended by _R. J. Mathar_, Nov 12 2009
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