A019081 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BOG = Boggsite Na4Ca7 [ Al18Si78O192 ] . 74 H2O.

0, 1, 4, 4, 13, 26, 45, 133, 235, 548, 1310, 2895, 6935, 16903, 41364, 105473, 267593, 686181, 1796846, 4688454, 12294633, 32415703, 85467627, 225538991, 596465385, 1576777644, 4174786951, 11055046337

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: A358683 A099924 A147824 * A219454 A059443 A241250

Adjacent sequences: A019078 A019079 A019080 * A019082 A019083 A019084

Keyword

nonn,more

Author

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

Extensions

a(20)-a(30) from Sean A. Irvine, Apr 03 2019

Status

approved