A019230 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RUT = RUB-10 R4[B4Si32O72] starting from a T5 atom.

0, 0, 2, 4, 4, 16, 32, 81, 214, 506, 1376, 3393, 8274, 22246, 55106, 142366, 370288, 946740, 2466300, 6422117, 16733982, 43912796, 115412210, 304122477, 804376850, 2131389414, 5661111084, 15072342561, 40200636282

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: A349452 A176739 A154919 * A298148 A088042 A013140

Adjacent sequences: A019227 A019228 A019229 * A019231 A019232 A019233

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 17 2019

Status

approved