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A018968
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AFT = AlPO4-52.
0
3, 7, 41, 184, 802, 4763, 30995, 198601, 1284125, 8389360, 55733690, 375706748, 2554513453, 17469639322, 120124786243
OFFSET
2,1
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A333649 A089656 A018970 * A018969 A018971 A006383
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 09 2019
STATUS
approved