43227domain: NAppears in sequencesCycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ATV = AlPO4-25 [Al12P12O48] starting with a T1 atom.at n=6A018991L.g.f.: Sum_{n>=1} (x^n/n) / Product_{d|n} (1 - d*x^(n/d))^d.at n=7A205487