582535

Appears in sequences

• a(n) = 4*a(n-1) + 2*n - 1.at n=10A141291
• Row sums of triangle defined in A120853.at n=9A160965
• a(n) = (5*2^n - 5*(-1)^n - 3*n*(-1)^n) / 9.at n=20A172285