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A019262
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite WEI = Weinebeneite Ca4[ Be12P8O32(OH)8 ] . 16 H2O.
0
1, 1, 0, 1, 5, 14, 29, 58, 127, 302, 822, 2247, 5672, 13791, 33072, 78645, 190220, 473207, 1193723, 3025903, 7709161, 19692253, 50285163, 128449374, 328618470, 842176063, 2162960783, 5569492484, 14375282496, 37179022755
OFFSET
3,5
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A211651 A374929 A299291 * A212919 A280230 A076042
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(21)-a(32) from Sean A. Irvine, Apr 20 2019
STATUS
approved