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A019008
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite DFO = DAF-1 [ Mg14Al52P66O264 ] . 7 R . 40 H2O.
0
3, 13, 43, 208, 956, 4847, 26763, 164223, 1086338, 7464818, 51665398, 355657152, 2432250933, 16587686917, 113304847898
OFFSET
2,1
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A054771 A258776 A201710 * A062609 A004660 A208060
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 19 2019
STATUS
approved