A019070 Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BEA = Beta Nan [ AlnSi64-n O128 ] with n 7.

0, 1, 5, 6, 15, 38, 65, 172, 387, 704, 1762, 3996, 8251, 19330, 44516, 100594, 240394, 577364, 1414354, 3574325, 9134924, 23764397, 62676552, 166338401, 443927873, 1187612840, 3177120391, 8493106642

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: A185876 A356496 A091020 * A019071 A028285 A007430

Adjacent sequences: A019067 A019068 A019069 * A019071 A019072 A019073

Keyword

nonn

Author

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

Extensions

a(20)-a(30) from Sean A. Irvine, Apr 01 2019

Status

approved