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A019063 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. 0
1, 14, 39, 294, 1379, 8928, 51388, 324812, 2004773, 12834757, 82619057, 542545680, 3601617244, 24250827504, 165252463271 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,2
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
LINKS
CROSSREFS
Sequence in context: A162266 A368717 A181149 * A101740 A069126 A124707
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Apr 02 2019
STATUS
approved

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Last modified May 28 18:29 EDT 2024. Contains 372919 sequences. (Running on oeis4.)