A019127 - OEIS

%I #13 Jan 27 2025 20:12:36

%S 0,1,4,0,10,32,42,84,258,581,1186,3035,7988,18756,47742,127617,326076,

%T 846845,2256500,5951285,15714222,41838100,111313502,295853946,

%U 788065292,2101159887,5601851162,14949652726

%N Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan[AlnSi112-nO224] starting with a T1 atom.

%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>

%K nonn,more

%O 3,3

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

%E a(20)-a(30) from _Sean A. Irvine_, Apr 07 2019