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A019124
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan [ AlnSi112-n O224 ].
0
0, 0, 5, 4, 6, 30, 62, 104, 277, 731, 1522, 3561, 9588, 22716, 54535, 143207, 364357, 918918, 2397825, 6267317, 16310966, 42883939, 113324881, 299365408, 793031738, 2107778450, 5608613145, 14943394298, 39896372083
OFFSET
3,3
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A097995 A316670 A234745 * A019323 A244088 A020832
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(20)-a(31) from Sean A. Irvine, Apr 07 2019
STATUS
approved