A019038 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite LTN = Linde Type N Na384[Al384Si384O1536].518H2O starting with a T3 atom.

2, 5, 33, 204, 1197, 6819, 42159, 275121, 1815549, 12016439, 80736799, 549817646, 3782109653, 26255442285, 183807464161

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..16.

G. Thimm, Cycle sequences of crystal structures

Crossrefs

Sequence in context: A224231 A357944 A019037 * A198089 A366327 A197974

Adjacent sequences: A019035 A019036 A019037 * A019039 A019040 A019041

Keyword

nonn,more,changed

Author

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

Extensions

a(11)-a(16) from Sean A. Irvine, Mar 27 2019

Status

approved