9864091domain: NPropertiesPrimalityPrimeyesAppears in sequencesLargest prime p for which every solution of the congruence x^n + y^n == z^n (mod p) is such that p divides x*y*z.at n=9A085749Number of acyclic digraphs (DAGS) on n labeled nodes, where the indegree and outdegree of each node is at most 1.at n=10A243014Prime numbersat n=656225