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Search: id:A111274
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| A111274 |
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Erroneous enumeration of "congruent and symmetric divisions" of n points on a circle. |
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+0
2
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OFFSET
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1,2
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REFERENCES
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Motzkin, T. "Relations Between Hypersurface Cross Ratios and a Combinatorial Formula for Partitions of a Polygon for Permanent Preponderance and for Non-Associative Products." Bull. Amer. Math. Soc. 54, page 360, 1948.
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LINKS
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L. Smiley, a(5)
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CROSSREFS
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See A111275 for the correct enumeration.
Sequence in context: A091053 A095064 A056353 this_sequence A133385 A002076 A145761
Adjacent sequences: A111271 A111272 A111273 this_sequence A111275 A111276 A111277
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KEYWORD
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dead
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EXTENSIONS
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a(5)=9 is clearly a clerical error.
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