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A019171 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MFS = ZSM-57 H1.5[ Al1.5Si34.5O72 ]. 0
0, 0, 4, 4, 8, 20, 48, 106, 264, 580, 1462, 3724, 8604, 21558, 55364, 137162, 348320, 900372, 2325534, 6063822, 15903112, 41844862, 110699956, 293478616, 779292432, 2075209638, 5534781586, 14778464050, 39525926012 (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: A112435 A232508 A028610 * A038551 A004049 A264172

Adjacent sequences:  A019168 A019169 A019170 * A019172 A019173 A019174

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 11 2019

STATUS

approved

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Last modified August 3 08:53 EDT 2020. Contains 336197 sequences. (Running on oeis4.)