A033194 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite GOO (Goosecreekite).

3, 6, 26, 136, 925, 5672, 35526, 228565, 1500561, 9996073, 67585035, 462763757, 3200969510, 22338048739

Offset

2,1

References

G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.

Links

Table of n, a(n) for n=2..15.

G. Thimm, Cycle sequences of crystal structures

Crossrefs

Cf. A019019.

Sequence in context: A359974 A214309 A005646 * A304051 A128437 A200654

Adjacent sequences: A033191 A033192 A033193 * A033195 A033196 A033197

Keyword

nonn

Author

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

Extensions

Name clarified by and a(11)-a(15) from Sean A. Irvine, Jul 05 2020

Status

approved