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A068177
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a(1) = 3; for n>1, a(n) is the smallest square > a(n-1) obtained by inserting digits into a(n-1).
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4
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3, 36, 361, 32761, 323761, 32137561, 3211375561, 321113755561, 32111137555561, 3211111375555561, 321111113755555561, 32111111137555555561, 3211111111375555555561, 321111111113755555555561
(list; graph; refs; listen; history; internal format)
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