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A019209 Cycle class sequence c(n) (number of true cycles of length n in which a certain node is included) for zeolite NON = Nonasil-[ 4158 ] [ Si88O176 ] . 4 R. 0
0, 0, 3, 4, 6, 25, 48, 82, 234, 677, 1361, 3385, 9355, 22889, 56816, 151208, 391907, 1012586, 2658813, 7012558, 18453474, 48810225, 129638661, 344774554, 918443384, 2454132040, 6570320301, 17618843114, 47338336044 (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: A294990 A081888 A306493 * A019120 A263940 A256326

Adjacent sequences:  A019206 A019207 A019208 * A019210 A019211 A019212

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

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Last modified June 27 19:31 EDT 2022. Contains 354898 sequences. (Running on oeis4.)