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A019186
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MTT = ZSM-23 Nan[ AlnSi24-nO48 ].
0
0, 0, 2, 8, 6, 16, 58, 120, 250, 672, 1616, 3754, 9534, 23898, 59600, 151961, 393164, 1015022, 2648698, 6968726, 18376842, 48656345, 129493884, 345291813, 922507740, 2471468426, 6633836472, 17830265435, 48005356190
OFFSET
3,3
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A124356 A277249 A320262 * A019187 A019243 A375737
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