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A019107 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite DDR = Deca-dodecasil 3R [ Si120O240 ]q R. 0
0, 0, 5, 1, 0, 34, 33, 70, 340, 555, 1267, 4177, 9172, 22268, 61267, 148816, 373087, 979481 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,3

REFERENCES

G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.

LINKS

Table of n, a(n) for n=3..20.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A081817 A123260 A019113 * A019183 A019156 A112991

Adjacent sequences:  A019104 A019105 A019106 * A019108 A019109 A019110

KEYWORD

nonn

AUTHOR

Georg Thimm (mgeorg(AT)ntu.edu.sg)

STATUS

approved

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Last modified November 26 14:56 EST 2014. Contains 250079 sequences.