login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A019089 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite CAS = Cesium Aluminosilicate (Araki) Cs4[ Al4Si20O48 ]. 0
0, 0, 4, 6, 4, 24, 46, 100, 224, 626, 1332, 3558, 9054, 23406, 56916, 153209, 395282, 1031598, 2680090, 7143821, 18739498, 49780598, 132071728, 352703766, 940103198, 2521317666, 6760089774, 18187588014 (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..30.

G. Thimm, Cycle sequences of crystal structures

CROSSREFS

Sequence in context: A292387 A208540 A019195 * A173462 A019123 A308716

Adjacent sequences:  A019086 A019087 A019088 * A019090 A019091 A019092

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(20)-a(30) from Sean A. Irvine, Apr 03 2019

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 27 15:52 EDT 2022. Contains 354107 sequences. (Running on oeis4.)