-3185
domain: Z
Appears in sequences
- Expansion of 1/(1-x+2*x^2-x^3) in powers of x.at n=30A077954
- Expansion of 1/(1+x+2*x^2+x^3).at n=30A077979
- Table T(n,k) = -2*T(n-1,k)+T(n-1,k+1) = T(n,k-4), 0<=n.at n=35A140287
- Fourth quadrisection of A140287.at n=8A140290
- a(n) = Sum_{k=0..n} (-1)^k * binomial(n, k) * A000931(n-k+4).at n=16A144413
- Row sums of number triangle A185962.at n=20A185963
- Expansion of e.g.f. 3*x/(exp(-3*x)+exp(-x)+exp(x)).at n=7A364112