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%I #5 Dec 05 2013 19:55:13
%S 81,100,121,144,400,10000,10201,10404,12100,40000,1000000,1002001,
%T 1004004,1020100,1172889,1210000,1232100,2604996,4000000,4297329,
%U 4485924,6185169,11048976,11108889,12916836,14584761,16353936,23040000
%N Square such that the next three squares also having a square digit sum.
%e a(7) = 81 as the sum of the digits of 7 consecutive squares 81,100,121,144,169,196 and 225 is a square.
%Y Cf. A068833.
%K base,hard,nonn
%O 1,1
%A _Amarnath Murthy_, Mar 09 2002
%E More terms from _Sascha Kurz_, Mar 26 2002