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A019065 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ZON = ZAPO-M1 R8 [ Zn8Al24P32O128 ]. 0
2, 9, 27, 132, 891, 5442, 35353, 225590, 1461709, 9642529, 64534830, 436976910, 2988280503, 20606688810, 143165924506 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

REFERENCES

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

LINKS

Table of n, a(n) for n=2..16.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A256233 A123904 A327612 * A115186 A243560 A090900

Adjacent sequences:  A019062 A019063 A019064 * A019066 A019067 A019068

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(11)-a(16) from Sean A. Irvine, Apr 01 2019

STATUS

approved

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Last modified June 16 21:55 EDT 2021. Contains 345080 sequences. (Running on oeis4.)