143816

Appears in sequences

• Number of labeled Greg trees.at n=7A005263
• a(n) = 5*a(n-1) + 4*a(n-2) with a(0)=1, a(1)=4.at n=7A122690
• a(n) = NumberOfPartitions(n) * ( tau(n)-1 ).at n=35A141670