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A019043
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite OFF = Offretite (Ca,Mg)1.5K[ Al4Si14O36 ] . 14 H2O.
0
2, 5, 28, 188, 1210, 6300, 35180, 219598, 1414836, 9219292, 61182140, 414530452, 2847405442, 19686946131, 136696551130
OFFSET
2,1
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A264699 A318590 A072371 * A009635 A216401 A342288
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 27 2019
STATUS
approved