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A018956
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AFO = AlPO4-41 [ Al20P20O80 ].
0
0, 11, 32, 277, 1286, 8696, 50544, 332333, 2140956, 14448834, 98299732, 683943753, 4812356454, 34301404225, 246708347250
(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
Table of n, a(n) for n=2..16.
G. Thimm, Cycle sequences of crystal structures
CROSSREFS
Sequence in context: A056123 A006655 A290640 * A018947 A038634 A373047
Adjacent sequences: A018953 A018954 A018955 * A018957 A018958 A018959
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 06 2019
STATUS
approved

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Last modified September 30 08:12 EDT 2024. Contains 376325 sequences.
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