%N 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.
%D G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
%H G. Thimm, <a href="/thimm1.html">Cycle sequences of crystal structures</a>
%A Georg Thimm (mgeorg(AT)ntu.edu.sg)
%E a(20)-a(30) from _Sean A. Irvine_, Apr 01 2019