A019244 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite TON = Theta-1 Nan[ AlnSi24-nO48 ].

0, 0, 4, 6, 4, 14, 58, 92, 210, 634, 1502, 3394, 9168, 23090, 57376, 148201, 387626, 999878, 2611796, 6901985, 18213420, 48189019, 128283468, 342172298, 913765356, 2447082537, 6567061364, 17646783586, 47498319984

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: A123969 A255679 A019188 * A019189 A019190 A143174

Adjacent sequences: A019241 A019242 A019243 * A019245 A019246 A019247

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 18 2019

Status

approved