228826125
domain: N
Appears in sequences
- Alternate Lucas numbers - 2.at n=20A004146
- Lucas(4n)-2, or 5*Fibonacci(2n)^2.at n=10A081070
- a(n) = 5*Fibonacci(n)^2.at n=19A099921
- Partial sums of A215602.at n=19A215580
- The simple continued fraction expansion of F(x) := Product_{n >= 0} (1 - x^(4*n+3))/(1 - x^(4*n+1)) when x = 1/2*(3 - sqrt(5)).at n=39A221364
- The simple continued fraction expansion of F(x) := Product_{n >= 0} (1 - x^(4*n+3))/(1 - x^(4*n+1)) when x = (1/2)*(7 - 3*sqrt(5)).at n=19A221366
- Incorrect duplicate of A004146.at n=19A275571
- Expansion of x*(1 + 2*x)/((1 - x)*(1 + x)*(1 - x - x^2)).at n=39A301653