A019184 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MTN = ZSM-39 [ Si136O272 ] . q R.

0, 0, 6, 0, 0, 42, 33, 63, 408, 582, 1077, 4443, 9330, 20355, 63522, 155922, 372444, 1035252, 2691414, 6833493, 18409158, 48888891, 128116911, 342992214, 917936559, 2444354982, 6560844357, 17649107391, 47428262865

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: A368846 A230337 A019157 * A019185 A229510 A358891

Adjacent sequences: A019181 A019182 A019183 * A019185 A019186 A019187

Keyword

nonn,more

Author

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

Extensions

a(20)-a(31) from Sean A. Irvine, Apr 13 2019

Status

approved