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A019265
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite YUG = Yugawaralite Ca2[ Al4Si12O32 ] . 8 H2O.
0
0, 2, 2, 0, 10, 12, 24, 92, 192, 520, 1332, 3140, 7972, 20154, 50748, 130860, 335402, 866865, 2249753, 5853864, 15304021, 40137553, 105683640, 279077974, 738710148, 1960352325, 5211885181, 13884679308, 37062272542
OFFSET
3,2
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A243203 A268652 A111810 * A335987 A285539 A285783
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(20)-a(31) from Sean A. Irvine, Apr 20 2019
STATUS
approved