1779456

Appears in sequences

• Stirling2 triangle with scaled diagonals (powers of 4).at n=40A075499
• Fifth column of triangle A075499.at n=4A075908
• G.f. A(x) satisfies: 1 = Sum_{n>=0} (-x)^n * (A(x)^n + (-1)^n)^n.at n=6A325574