A019069 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BEA = Beta Nan [ AlnSi64-n O128 ] with n 7.

0, 0, 6, 3, 18, 37, 44, 165, 342, 578, 1622, 3591, 7598, 18418, 43630, 100052, 244142, 597113, 1479140, 3778737, 9735040, 25446062, 67362804, 179020537, 478105586, 1278755220, 3417451828, 9125290345

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..30.

G. Thimm, Cycle sequences of crystal structures

Crossrefs

Sequence in context: A174012 A050008 A166450 * A213752 A134410 A123153

Adjacent sequences: A019066 A019067 A019068 * A019070 A019071 A019072

Keyword

nonn

Author

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

Extensions

a(20)-a(30) from Sean A. Irvine, Apr 01 2019

Status

approved