Svoboda | Graniru | BBC Russia | Golosameriki | Facebook
login
A019223
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RTE = RUB-3 [ Si24O48 ] . 2 R.
0
0, 1, 2, 2, 9, 19, 42, 114, 200, 541, 1245, 3156, 7749, 19302, 50037, 126450, 328007, 855433, 2203762, 5760303, 15014254, 39272601, 103120543, 270926082, 714045925, 1885561006, 4988680648, 13228926950, 35146194424
OFFSET
3,3
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A039796 A224244 A007024 * A192302 A128535 A180753
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(20)-a(31) from Sean A. Irvine, Apr 17 2019
STATUS
approved