2257031250

Appears in sequences

• Second binomial transform of F(n+1).at n=17A081567
• Expansion of ((1+x)^4-(1+x)x^3)/((1+x)^5-x^5).at n=35A105370
• a(n) = (3-sqrt(5))*((3+sqrt(5))/10)^(-n)/2 + (3+sqrt(5))*((3-sqrt(5))/10)^(-n)/2.at n=8A179135