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A077363
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Smallest n-digit square whose external digits as well as internal digits form a square, or 0 if no such number exists.
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1
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1, 16, 196, 0, 10816, 132496, 3013696, 10010896, 0, 1021697296, 32747969296, 119013960256, 3495164855296, 60207636572164, 401377463841649, 0, 80921770503885441, 0, 0, 0, 174389521641325050256, 1436097534223509431296
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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