111485domain: NAppears in sequencesa(1)=2, a(2)=5, a(n)=2*a(n-1) + 5*a(n-2).at n=9A189734Number of integer partitions of n such that (length) * (maximum) >= 2*n.at n=46A361906Number of integer partitions of n such that (length) * (maximum) > 2*n.at n=46A361907