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A019157
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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 MEP = Melanophlogite [ Si46O92 ] . q R.
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0
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0, 0, 6, 0, 0, 39, 30, 45, 363, 612, 1041, 4071, 9711, 20430, 59787, 159786, 383781, 1021164, 2752449, 7053003, 18541263, 49793187, 131441724, 348186552, 934113951, 2498081733, 6679327998, 17970661326, 48405846876
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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: A028700 A278014 A230337 * A019184 A019185 A229510
Adjacent sequences: A019154 A019155 A019156 * A019158 A019159 A019160
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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(20)-a(31) from Sean A. Irvine, Apr 10 2019
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STATUS
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approved
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