74448896

Appears in sequences

• a(n) = 4^n*(n^3 - 3*n^2 + 2*n + 384)/384.at n=12A081915
• a(n) = prime(n) * 2^n.at n=19A265127
• a(0) = 1, a(1) = 4, a(2) = 11, and a(n) = 4*a(n-1) - 4*a(n-2) for n >= 3.at n=22A339252