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A210609
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Number of intersections after n-th stage in the structure mentioned in A210606 using semicircumferences and counting the superposed intersections only once.
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2
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0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 8, 14, 21, 27
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,8
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COMMENTS
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The structure mentioned in A210606 is a model for the visualization of Recamán's sequence A005132.
First differs from A210608 at a(24).
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LINKS
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CROSSREFS
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Cf. A005132, A064289, A119632, A160356, A160357, A171175, A171178, A210606, A210607, A210608, A210610-A210613.
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KEYWORD
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nonn,hard,more
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AUTHOR
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STATUS
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approved
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