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A019233 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RUT = RUB-10 R4 [ B4Si32O72 ]. 0
0, 2, 2, 2, 11, 14, 40, 95, 219, 533, 1345, 3069, 7761, 20001, 49779, 130008, 334948, 860761, 2238582, 5814567, 15150352, 39701964, 104297006, 274773655, 726702936, 1925437370, 5114308676, 13616020075, 36311313036 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

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..31.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A236046 A289898 A068971 * A121223 A327559 A139518

Adjacent sequences:  A019230 A019231 A019232 * A019234 A019235 A019236

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 18 2019

STATUS

approved

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Last modified August 8 14:04 EDT 2020. Contains 336298 sequences. (Running on oeis4.)