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A127400
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Number of segments of the longest possible zigzag paths fitting into a circle of diameter 3 if the path with index n is constructed according to the rules of the "Snakes on a Plane" problem of Al Zimmermann's programming contest.
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2
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6, 8, 17, 10, 20, 22, 27, 23, 34, 33, 51, 44, 52
(list; graph; refs; listen; history; internal format)
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OFFSET
| 3,1
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COMMENTS
| The problems corresponding to n=3,4,6 had been excluded from the contest.
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LINKS
| Contest Organizers, Snakes on a plane.. Rules for the Fall 2006 round of Al Zimmermann's Programming Contests.
Contest Organizers, Al Zimmermann's Programming Contests - Snakes on a Plane
Hugo Pfoertner, Submitted Zigzag Paths Sorted by Problem Class. Contest results.
Hugo Pfoertner, Longest snake for n=13</>
Hugo Pfoertner, Longest snake for n=14
Hugo Pfoertner, Longest snake for n=15, first possible configuration.
Hugo Pfoertner, Longest snake for n=15, second possible configuration.
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CROSSREFS
| Cf. A127399 [solutions for container diameter 2], A127401 [solutions for container diameter 4], A122223, A122224, A122226 [solutions for hinge angles excluded from contest].
Sequence in context: A067543 A006583 A011989 * A025081 A162951 A032411
Adjacent sequences: A127397 A127398 A127399 * A127401 A127402 A127403
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KEYWORD
| hard,more,nonn
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AUTHOR
| Hugo Pfoertner (hugo(AT)pfoertner.org), Jan 12 2007
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EXTENSIONS
| a(13)-a(15) and update of links from Hugo Pfoertner (hugo(AT)pfoertner.org), Jul 02 2011
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