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A019098 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite CON = CIT-1 H2[ B2Si54O112 ]. 0
0, 2, 1, 5, 9, 28, 35, 132, 283, 638, 1401, 3474, 7299, 18210, 41961, 103620, 257565, 654193, 1653931, 4354242, 11252487, 29935478, 78691611, 209601901, 554402080, 1475129148, 3903196658, 10360651505 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

REFERENCES

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

LINKS

Table of n, a(n) for n=3..30.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A178627 A326179 A247368 * A333829 A035309 A174218

Adjacent sequences:  A019095 A019096 A019097 * A019099 A019100 A019101

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(30) from Sean A. Irvine, Apr 04 2019

STATUS

approved

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Last modified August 11 15:10 EDT 2022. Contains 356066 sequences. (Running on oeis4.)