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A019203
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite NES = NU-87 H4[Al4Si64O136].nH2O starting with a T2 atom.
0
0, 0, 4, 6, 6, 32, 72, 120, 316, 804, 1690, 3896, 10058, 23656, 54956, 140334, 351156, 863336, 2215008, 5734726, 14747386, 38509606, 101530298, 267478776, 707696286, 1881659158, 5006865152, 13336830220, 35597715792
OFFSET
3,3
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A145692 A295512 A064214 * A365084 A082237 A348958
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(20)-a(31) from Sean A. Irvine, Apr 15 2019
STATUS
approved