-28657
domain: Z
Appears in sequences
- a(n) = (-1)^n * Fibonacci(2*n+1).at n=11A099496
- A transform of the Fibonacci numbers.at n=7A099843
- A transform of the Fibonacci numbers.at n=24A103311
- a(n) = A000045[n]*(A004001[n + 1] - 2*A004001[n] + A004001[n - 1]).at n=22A120473
- a(n) = a(n-1)+a(n-2), n>1 ; a(0)=1, a(1)=-1.at n=25A152163
- a(n+4) = a(n+3) - 2*a(n+2) - a(n+1) - a(n).at n=21A173343
- a(n)=(-1)^C(n+1,2)*(F(n+1)*(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).at n=21A178115
- a(n)=(-1)^C(n+1,2)*(F(n+1)*(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).at n=22A178115
- a(n) = (-1)^floor( (n-1) / 3 ) * F(n), where F = Fibonacci.at n=23A236191
- a(n) = Fibonacci(n) * A128834(n).at n=23A306637
- a(n) = F(n) * (-1)^(n*(n-1)/2) where F(n) = A000045(n) Fibonacci numbers.at n=23A333378
- Dirichlet inverse of Fibonacci numbers, when started from A000045(1): 1, 1, 2, 3, 5, 8, 13, 21, ...at n=22A349451