A019206 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite NES = NU-87 H4[ Al4Si64O136 ] . n H2O.

0, 0, 6, 6, 4, 29, 62, 96, 264, 739, 1482, 3498, 9563, 22366, 52602, 137884, 346478, 856092, 2212818, 5730183, 14712290, 38341845, 100727048, 264385856, 696960938, 1846718061, 4900124364, 13021788442, 34691352051

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: A045885 A019118 A019126 * A104225 A292179 A255823

Adjacent sequences: A019203 A019204 A019205 * A019207 A019208 A019209

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 15 2019

Status

approved