A019006 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite DFO = DAF-1 [Mg14Al52P66O264].7R.40H2O starting with a T6 atom.

2, 12, 39, 219, 1008, 5155, 28936, 181946, 1205364, 8180631, 55791460, 379587247, 2576803667, 17509137751, 119443932080

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: A009632 A190022 A086602 * A363123 A168057 A290131

Adjacent sequences: A019003 A019004 A019005 * A019007 A019008 A019009

Keyword

nonn,more,changed

Author

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

Extensions

a(11)-a(16) from Sean A. Irvine, Mar 18 2019

Status

approved