A019189 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MTT = ZSM-23 Nan[ AlnSi24-nO48 ].

0, 0, 4, 6, 4, 14, 58, 92, 210, 634, 1508, 3396, 9146, 23122, 57426, 148059, 387186, 999616, 2610208, 6896852, 18208962, 48186835, 128268784, 342178817, 913913320, 2447445969, 6567765526, 17648723962, 47503178926

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: A255679 A019188 A019244 * A019190 A143174 A032241

Adjacent sequences: A019186 A019187 A019188 * A019190 A019191 A019192

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 14 2019

Status

approved