-7941

Appears in sequences

• G.f. satisfies x = A(x)*(1-A(x))/(1-A(x)-(A(x))^2).at n=18A108623
• G.f. satisfies x = A(x)*(1+A(x))/(1-A(x)-(A(x))^2).at n=18A108624
• a(n) = -a(n-2) - a(n-3).at n=48A112455