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A019264 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite YUG = Yugawaralite Ca2[ Al4Si12O32 ] . 8 H2O. 0
0, 1, 3, 0, 11, 20, 21, 88, 215, 500, 1346, 3202, 7988, 20718, 52170, 133434, 343791, 884925, 2296705, 5980607, 15617340, 40970117, 107881360, 284806893, 753945729, 2000642307, 5318741443, 14169463737, 37822298316 (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: A182259 A211802 A249775 * A028851 A132221 A140093

Adjacent sequences:  A019261 A019262 A019263 * A019265 A019266 A019267

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

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

STATUS

approved

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Last modified September 21 04:10 EDT 2021. Contains 347596 sequences. (Running on oeis4.)