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A019064
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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 VFI = VPI-5 [ Al18P18O72 ] . 42 H2O.
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0
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2, 16, 34, 267, 1218, 8261, 48408, 309593, 1917294, 12260411, 78820366, 517036492, 3431267880, 23101377802, 157403218354
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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: A189332 A230937 A018951 * A123135 A327542 A166154
Adjacent sequences: A019061 A019062 A019063 * A019065 A019066 A019067
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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, Apr 01 2019
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STATUS
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approved
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