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A077513
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Smallest n-digit squarefree number beginning with n.
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1
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1, 21, 301, 4001, 50001, 600001, 7000001, 80000002, 900000001, 1000000001, 11000000001, 120000000001, 1300000000001, 14000000000001, 150000000000001, 1600000000000001, 17000000000000002, 180000000000000001
(list;
graph;
refs;
listen;
history;
text;
internal format)
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