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A359861
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Number of edges among all distinct circles that can be constructed from a 2 X n square grid of points using only a compass.
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5
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4, 84, 420, 1604, 3904, 8444, 15524, 27356, 43540, 67720, 99088, 142912, 196820, 267580, 352844, 460432, 586592, 741852
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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See A359859 and A359860 for further details and images of the circles. No formula for a(n) is known.
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LINKS
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EXAMPLE
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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