A019156 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MEP = Melanophlogite [ Si46O92 ] . q R.

0, 0, 5, 1, 0, 35, 38, 49, 344, 667, 1066, 3893, 10039, 20890, 58933, 162476, 391216, 1023256, 2780644, 7152876, 18691707, 50267352, 133025820, 351844737, 943849981, 2526954048, 6755028017, 18170687425, 48965960569

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: A289620 A019107 A019183 * A360176 A256042 A292604

Adjacent sequences: A019153 A019154 A019155 * A019157 A019158 A019159

Keyword

nonn,more

Author

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

Extensions

a(20)-a(31) from Sean A. Irvine, Apr 10 2019

Status

approved