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A019104 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite DAC = Dachiardite Na5[ Al5Si19O48 ] . 12 H2O. 0
0, 1, 4, 2, 6, 24, 26, 88, 244, 438, 1296, 3420, 7602, 20290, 53200, 131606, 343613, 897170, 2316702, 6080004, 15952862, 41822692, 110322734, 291264926, 770165747, 2043437294, 5430745528, 14462130140, 38604014259 (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..31.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A073597 A099507 A331413 * A019119 A019181 A132996

Adjacent sequences:  A019101 A019102 A019103 * A019105 A019106 A019107

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 04 2019

STATUS

approved

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Last modified June 25 08:25 EDT 2022. Contains 354835 sequences. (Running on oeis4.)