-1708
domain: Z
Appears in sequences
- Expansion of (Product_{j>=1} (1-(-x)^j) - 1)^7 in powers of x.at n=23A001485
- The value of the associated Legendre Polynomial of index n and order 1 evaluated at x=2^(-1/2) multiplied by 2^(3*n/2-1).at n=7A025163
- Ramanujan's function F_7(q).at n=33A064512
- Triangle read by rows: T(n, k) = (-2)^k*binomial(n, k)*Euler(k, 1/2).at n=42A081658
- Exponential Riordan array (sech(x),x).at n=38A119879
- First differences of A138383.at n=47A137174
- Triangular sequence of coefficients from the expansion of p(x,t)=Cos(x*t)/Cos(t).at n=22A137562
- Nonzero coefficients of the Swiss-Knife polynomials for the computation of Euler, tangent, and Bernoulli numbers (triangle read by rows).at n=23A153641
- G.f.: 1/(1-2*x+2*x^2-x^3+x^4).at n=28A199802
- G.f.: 1/(1 + x - x^2 - x^3 + x^4).at n=29A199803
- Trisection 1 of A199802.at n=9A199928
- Triangle read by rows. T(n, k) = A081658(n, k) + A363393(n, k) for k > 0 and T(n, 0) = 1.at n=42A363394