100786domain: NAppears in sequencesCycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BEA = Beta Na7[Al7Si57O128] starting with a T7 atom.at n=15A019073Numbers n for which there are exactly seven k such that n = k + (product of nonzero digits of k).at n=18A096928