A019174 - OEIS

%I #12 Jan 26 2025 16:30:13

%S 0,0,6,4,4,28,40,96,266,520,1376,3578,8040,20244,52804,131856,336856,

%T 878640,2280798,5949486,15628144,41156256,108761684,288173740,

%U 764922754,2035170824,5423784708,14473513958,38687761450

%N Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MFS = ZSM-57 H1.5[Al1.5Si34.5O72] starting with a T7 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,changed

%O 3,3

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

%E a(21)-a(31) from _Sean A. Irvine_, Apr 12 2019