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A019004
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Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite DFO = DAF-1 [ Mg14Al52P66O264 ] . 7 R . 40 H2O.
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0
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2, 7, 46, 214, 1065, 5699, 32616, 197650, 1263478, 8429302, 57384582, 392789991, 2684522934, 18317290667, 125120073002
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OFFSET
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2,1
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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=2..16.
G. Thimm, Cycle sequences of crystal structures
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CROSSREFS
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Sequence in context: A162050 A162051 A089006 * A027328 A111842 A247883
Adjacent sequences: A019001 A019002 A019003 * A019005 A019006 A019007
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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(11)-a(16) from Sean A. Irvine, Mar 18 2019
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STATUS
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approved
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