login
A019254
Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VNI = VPI-9 Rb44K4[ Zn24Si96O240 ] . 48 H2O.
0
1, 0, 4, 8, 4, 16, 30, 60, 192, 428, 966, 2580, 6310, 15270, 38844, 97906, 245106, 622140, 1579962, 4022616, 10300520, 26418034, 67838366, 174898580, 452444030, 1173634490, 3053711460, 7968610458, 20842301982
OFFSET
3,3
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A059159 A028587 A087260 * A304293 A055374 A275876
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(21)-a(31) from Sean A. Irvine, Apr 19 2019
STATUS
approved