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A019141 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite LOV = Lovdarite K4Na12 [ Be8Si28O72 ] . 18 H2O. 0
2, 0, 0, 0, 0, 0, 28, 80, 248, 392, 1028, 2068, 5856, 13680, 38100, 92984, 245540, 603684, 1574300, 3964632, 10322772, 26364256, 68828932, 177899356, 465682524, 1212526448, 3182617560, 8332944204, 21932272556 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

REFERENCES

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

LINKS

Table of n, a(n) for n=3..31.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A110981 A019261 A019222 * A230686 A341001 A221836

Adjacent sequences:  A019138 A019139 A019140 * A019142 A019143 A019144

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 08 2019

STATUS

approved

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Last modified November 28 21:30 EST 2021. Contains 349415 sequences. (Running on oeis4.)