A019163 - OEIS

A019163

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MFI = ZSM-5 Nan[ AlnSi96-nO192 ].

0, 0, 5, 7, 7, 28, 67, 113, 281, 690, 1450, 3359, 8590, 20542, 49507, 127719, 328222, 836251, 2183226, 5752972, 15123063, 40005561, 106343713, 282743044, 752928537, 2008752748, 5363109922, 14330737673, 38333393789

(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: A153979 A126992 A028316 * A228970 A266712 A021177

Adjacent sequences: A019160 A019161 A019162 * A019164 A019165 A019166

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(31) from Sean A. Irvine, Apr 11 2019

STATUS

approved