-196418
domain: Z
Appears in sequences
- a(n) = (-1)^n * Fibonacci(2*n+1).at n=13A099496
- An inverse Catalan transform of Fibonacci(2n).at n=26A100334
- Expansion of (1-x)*(1-x+x^2)/(1-3*x+4*x^2-2*x^3+x^4).at n=26A105371
- Expansion of (1-x)*(1-x+x^2)/(1-3*x+4*x^2-2*x^3+x^4).at n=27A105371
- a(n)=3a(n-1)-4a(n-2)+2a(n-3)-a(n-4), a(0)=a(1)=a(2)=0, a(3)=1, a(4)=3.at n=28A138112
- a(n) = a(n-1)+a(n-2), n>1 ; a(0)=1, a(1)=-1.at n=29A152163
- a(n+4) = a(n+3) - 2*a(n+2) - a(n+1) - a(n), starting with (0, 1, 0, -2).at n=27A173344
- a(n)=(-1)^C(n+1,2)*(F(n+1)*(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).at n=25A178115
- a(n)=(-1)^C(n+1,2)*(F(n+1)*(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).at n=26A178115
- a(n) = F(n) * (-1)^(n*(n-1)/2) where F(n) = A000045(n) Fibonacci numbers.at n=27A333378