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A359046
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Number of distinct regions among all circles that can be constructed on vertices of an n-sided regular polygon, using only a compass.
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9
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1, 3, 7, 45, 66, 186, 267, 657, 721, 1501, 1893, 2772, 3654, 5727, 6511, 9969, 11340, 14850, 18051, 23921, 26755, 35201, 39975, 47280, 55776, 69863, 75385, 93017, 102864, 117810, 134541, 161217, 172921, 205293, 221271, 252828, 277242, 322811, 341017, 393721, 420702, 466074, 509379
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OFFSET
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1,2
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COMMENTS
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No formula for a(n) is currently known.
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LINKS
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Scott R. Shannon, Image for n = 2. In this and other images the points defining the n-sided regular polygon are show as white dots.
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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