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A019036 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite LTN = Linde Type N Na384[ Al384Si384O1536 ] . 518 H2O. 0
2, 5, 32, 187, 986, 5820, 37028, 243443, 1619559, 10855923, 73815109, 508399812, 3538148618, 24833001127, 175533511524 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

REFERENCES

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

LINKS

Table of n, a(n) for n=2..16.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A145656 A221680 A009274 * A005636 A067299 A203227

Adjacent sequences:  A019033 A019034 A019035 * A019037 A019038 A019039

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(11)-a(16) from Sean A. Irvine, Mar 26 2019

STATUS

approved

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Last modified April 3 00:35 EDT 2020. Contains 333195 sequences. (Running on oeis4.)