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A019005 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite DFO = DAF-1 [ Mg14Al52P66O264 ] . 7 R . 40 H2O. 0
2, 11, 47, 226, 1031, 5123, 29360, 184852, 1234090, 8398984, 57386553, 390864157, 2652252310, 17975308362, 122088975542 (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: A198693 A178710 A050929 * A112288 A192699 A003442

Adjacent sequences:  A019002 A019003 A019004 * A019006 A019007 A019008

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(11)-a(16) from Sean A. Irvine, Mar 18 2019

STATUS

approved

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Last modified January 26 14:08 EST 2020. Contains 331280 sequences. (Running on oeis4.)