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A019035
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite LTL = Linde Type L K6Na3[ Al9Si27O72 ] . 21 H2O.
0
3, 8, 51, 277, 1632, 8767, 48266, 286128, 1759297, 11001440, 70073259, 453737342, 2977044234, 19735901215, 132088008864
OFFSET
2,1
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A208801 A019044 A265961 * A241469 A153385 A026088
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 25 2019
STATUS
approved