A019175 - OEIS

A019175

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] starting with a T8 atom.

0, 0, 6, 6, 6, 27, 52, 105, 280, 592, 1428, 3653, 8294, 20587, 52878, 130568, 331526, 859744, 2219252, 5778757, 15171768, 39925520, 105556976, 279913825, 743392894, 1979348991, 5279012264, 14094315773, 37689916670

(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: A069525 A345991 A054435 * A245100 A377213 A024953

Adjacent sequences: A019172 A019173 A019174 * A019176 A019177 A019178

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 12 2019

STATUS

approved