581305496

Appears in sequences

• Binomial transform of (Jacobsthal(n) + 2^n*Jacobsthal(-n))/2.at n=20A094039
• a(n) = (1/6)*(3^n + (-2)^n - 1).at n=19A344747
• Lower (1/3,1/2)-midsequence of ((2^n)) and ((3^n)); see Comments.at n=19A389123