A019064 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite VFI = VPI-5 [ Al18P18O72 ] . 42 H2O.

2, 16, 34, 267, 1218, 8261, 48408, 309593, 1917294, 12260411, 78820366, 517036492, 3431267880, 23101377802, 157403218354

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: A189332 A230937 A018951 * A123135 A327542 A166154

Adjacent sequences: A019061 A019062 A019063 * A019065 A019066 A019067

Keyword

nonn,more

Author

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

Extensions

a(11)-a(16) from Sean A. Irvine, Apr 01 2019

Status

approved