A019164 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MFI = ZSM-5 Nan[ AlnSi96-nO192 ].

0, 0, 6, 3, 3, 36, 55, 88, 293, 622, 1275, 3321, 8111, 19719, 50176, 127767, 330678, 860375, 2243544, 5920336, 15645065, 41326177, 109675127, 291443985, 774395373, 2061553580, 5495695788, 14661522117, 39166097080

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: A153841 A334843 A021616 * A108661 A117042 A227989

Adjacent sequences: A019161 A019162 A019163 * A019165 A019166 A019167

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 11 2019

Status

approved