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A019105
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Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite DAC = Dachiardite Na5[ Al5Si19O48 ] . 12 H2O.
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0
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0, 1, 4, 2, 6, 28, 30, 88, 248, 452, 1286, 3380, 7608, 20248, 52742, 130672, 341551, 890490, 2299646, 6042300, 15863926, 41589368, 109739222, 289868576, 766487123, 2033528986, 5405022621, 14392930048, 38413746968
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OFFSET
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3,3
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REFERENCES
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G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
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LINKS
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Table of n, a(n) for n=3..31.
G. Thimm, Cycle sequences of crystal structures
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CROSSREFS
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Sequence in context: A019181 A132996 A019182 * A183399 A248250 A176385
Adjacent sequences: A019102 A019103 A019104 * A019106 A019107 A019108
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KEYWORD
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nonn,more
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AUTHOR
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Georg Thimm (mgeorg(AT)ntu.edu.sg)
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EXTENSIONS
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a(21)-a(31) from Sean A. Irvine, Apr 04 2019
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STATUS
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approved
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