A019168 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, 1, 3, 3, 10, 27, 51, 105, 276, 624, 1352, 3249, 8234, 20078, 49502, 128483, 332677, 855128, 2241638, 5916430, 15555813, 41112959, 109117445, 289434235, 768896971, 2047282146, 5455894198, 14556394537, 38898123662

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: A321354 A019153 A049975 * A107299 A298899 A205388

Adjacent sequences: A019165 A019166 A019167 * A019169 A019170 A019171

Keyword

nonn,more

Author

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

Extensions

a(20)-a(31) from Sean A. Irvine, Apr 11 2019

Status

approved