A019129 - OEIS

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A019129

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan [ AlnSi112-n O224 ].

0, 1, 5, 4, 7, 28, 56, 88, 273, 704, 1404, 3306, 8909, 20480, 48398, 127006, 319884, 798692, 2086829, 5463093, 14217823, 37523124, 99719864, 264753849, 705230927, 1885628860, 5045425984, 13512836428, 36254450471

(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: A141269 A136118 A105665 * A019208 A051553 A203139

Adjacent sequences: A019126 A019127 A019128 * A019130 A019131 A019132

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 07 2019

STATUS

approved