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A019200
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite NAT = Natrolite Na16[ Al16Si24O80 ] . 16 H2O.
0
0, 4, 0, 2, 0, 12, 8, 124, 124, 568, 938, 2504, 5920, 15036, 38622, 94718, 244900, 618326, 1536234, 4099758, 9977262, 26982442, 66352956, 179514926, 447677038, 1206219808, 3053871710, 8159293202, 20968150036, 55708043068
OFFSET
3,2
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A272198 A272203 A324815 * A324820 A346085 A337996
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(21)-a(32) from Sean A. Irvine, Apr 15 2019
STATUS
approved