A019245 - OEIS

A019245

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite TON = Theta-1 Nan[ AlnSi24-nO48 ].

0, 0, 4, 6, 4, 16, 60, 88, 224, 650, 1480, 3372, 9208, 23126, 56988, 147778, 387084, 998552, 2604672, 6890844, 18189156, 48123802, 128110692, 341753792, 912635960, 2443846624, 6557775236, 17619900692, 47420051376

(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: A065748 A346006 A019077 * A019191 A321355 A185145

Adjacent sequences: A019242 A019243 A019244 * A019246 A019247 A019248

KEYWORD

nonn,more

AUTHOR

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

EXTENSIONS

a(21)-a(31) from Sean A. Irvine, Apr 18 2019

STATUS

approved