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A019162 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MFI = ZSM-5 Nan[ AlnSi96-nO192 ]. 0
0, 0, 5, 5, 5, 28, 54, 102, 287, 630, 1409, 3506, 8420, 20697, 51821, 130825, 337997, 872356, 2260185, 5945295, 15659744, 41266655, 109421291, 290699216, 772587608, 2058208309, 5491874491, 14665358128, 39213733667 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,3

REFERENCES

G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.

LINKS

Table of n, a(n) for n=3..31.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A098526 A262122 A216876 * A024951 A092519 A198585

Adjacent sequences:  A019159 A019160 A019161 * A019163 A019164 A019165

KEYWORD

nonn,more

AUTHOR

Georg Thimm (mgeorg(AT)ntu.edu.sg)

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 11 2019

STATUS

approved

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Last modified July 25 07:08 EDT 2021. Contains 346284 sequences. (Running on oeis4.)