A019261 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VSV = VPI-7 Na26H6[ Zn16Si56O144 ]. 44 H2O.

2, 0, 0, 0, 0, 0, 24, 92, 208, 456, 1052, 2304, 5424, 14064, 36760, 94848, 243504, 621372, 1579076, 4025368, 10328704, 26662992, 69160532, 179992732, 469533708, 1227334180, 3213949204, 8431713740, 22166361808

Offset

3,1

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: A189868 A336104 A110981 * A019222 A019141 A230686

Adjacent sequences: A019258 A019259 A019260 * A019262 A019263 A019264

Keyword

nonn,more

Author

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

Extensions

a(21)-a(31) from Sean A. Irvine, Apr 20 2019

Status

approved