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A019133 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite FER = Ferrierite Na2Mg2[ Al6Si30O72 ] . 18 H2O. 0
0, 0, 6, 6, 3, 28, 54, 86, 263, 604, 1338, 3528, 8671, 21107, 53984, 137416, 348568, 895984, 2323913, 6043031, 15773574, 41436570, 109186142, 288194415, 763449248, 2027472942, 5391940213, 14372719078, 38390285566 (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: A021605 A180573 A143937 * A214581 A094888 A159702

Adjacent sequences:  A019130 A019131 A019132 * A019134 A019135 A019136

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 07 2019

STATUS

approved

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Last modified August 13 10:40 EDT 2022. Contains 356080 sequences. (Running on oeis4.)