A019152 - OEIS

A019152

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MEL = ZSM-11 Nan[ AlnSi96-nO192 ].

0, 1, 2, 5, 4, 19, 52, 85, 238, 656, 1316, 3367, 9016, 20242, 51510, 137243, 337400, 869277, 2307298, 5951723, 15566142, 41312382, 108881952, 288095909, 766903454, 2039813090, 5433746438, 14513054282, 38786384688

(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: A281922 A065160 A255544 * A013621 A107732 A349475

Adjacent sequences: A019149 A019150 A019151 * A019153 A019154 A019155

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 09 2019

STATUS

approved