A018983 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ATN = MAPO-39 Hn [ MgnAl8-n P8O32 ].

2, 6, 35, 160, 1026, 6251, 39860, 258021, 1710770, 11553916, 78929862, 546477542, 3822747838, 26980876665, 191958821704

Offset

2,1

References

G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.

Links

Table of n, a(n) for n=2..16.

G. Thimm, Cycle sequences of crystal structures

Crossrefs

Sequence in context: A228931 A101262 A135965 * A279736 A081003 A038181

Adjacent sequences: A018980 A018981 A018982 * A018984 A018985 A018986

Keyword

nonn,more

Author

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

Extensions

a(11)-a(16) from Sean A. Irvine, Mar 13 2019

Status

approved