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, 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

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