127481640domain: NAppears in sequencesNumber of diagonal dissections of an n-gon into 6 regions.at n=15A033278Triangle read by rows in which row(n) = {T(n, k)} is the lexicographically earliest list of n numbers such that adding 1 to some T(n, k) gives a row of numbers each divisible by prime(k).at n=39A286947