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A019123 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan [ AlnSi112-n O224 ]. 0
0, 0, 4, 6, 4, 30, 65, 104, 277, 756, 1542, 3615, 9759, 23306, 55566, 145499, 370660, 933344, 2428144, 6345229, 16500325, 43314782, 114383765, 302057417, 799656246, 2124592221, 5652658289, 15058739676, 40201128401 (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: A019195 A019089 A173462 * A308716 A021219 A200127

Adjacent sequences:  A019120 A019121 A019122 * A019124 A019125 A019126

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 06 2019

STATUS

approved

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Last modified May 28 00:30 EDT 2022. Contains 354110 sequences. (Running on oeis4.)