9200963domain: NPropertiesPrimalityPrimeyesAppears in sequencesCycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite PHI = Phillipsite K2(Ca,Na2)2[Al6Si10O32].12H2O starting at a T2 atom.at n=9A019058Prime numbersat n=614978