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A210609 Number of intersections after n-th stage in the structure mentioned in A210606 using semicircumferences and counting the superposed intersections only once. 2
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)
OFFSET
1,8
COMMENTS
The structure mentioned in A210606 is a model for the visualization of Recamán's sequence A005132.
First differs from A210608 at a(24).
LINKS
CROSSREFS
Sequence in context: A096029 A206915 A327247 * A210608 A362131 A095773
KEYWORD
nonn,hard,more
AUTHOR
Omar E. Pol, Mar 25 2012
STATUS
approved

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Last modified July 13 15:41 EDT 2024. Contains 374284 sequences. (Running on oeis4.)