A019252 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VNI = VPI-9 Rb44K4[ Zn24Si96O240 ] . 48 H2O.

0, 1, 3, 3, 2, 16, 27, 72, 211, 458, 1060, 2760, 6821, 16908, 42391, 105840, 266364, 676219, 1722620, 4415154, 11353888, 29218016, 75344227, 194887731, 505525212, 1315092759, 3430447722, 8969074000, 23497717109

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: A073754 A193229 A112458 * A196544 A289893 A265466

Adjacent sequences: A019249 A019250 A019251 * A019253 A019254 A019255

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 19 2019

Status

approved