-43046721
domain: Z
Appears in sequences
- Scaled Chebyshev U-polynomials evaluated at sqrt(3)/2; expansion of 1/(1 - 3*x + 3*x^2).at n=31A057083
- a(n) = Sum_{j=0..floor(n/3)} (-1)^j*binomial(n,3*j+1).at n=33A057682
- a(n) = Sum_{j=0..floor(n/3)} (-1)^j*binomial(n,3*j+1).at n=34A057682
- An inverse Catalan transform of A003462.at n=32A106233
- Expansion of (1+2*x)/(1+3*x+3*x^2).at n=33A123877
- a(n) = 4*a(n-1) - 7*a(n-2) + 6*a(n-3) - 3*a(n-4), starting with 0, 1, 2, 3.at n=33A134581
- a(n) = 3*a(n-1) - 9*a(n-2), with a(0)=0, a(1)=1.at n=17A190963
- Expansion of (4+3*x)/(1+3*x).at n=15A256096
- Dirichlet inverse of A133494, 3^(n-1).at n=16A349453