-254

Appears in sequences

• Spontaneous magnetization coefficients for square lattice spin 1 Ising model.at n=16A010102
• 10th differences of primes.at n=44A036271
• McKay-Thompson series of class 14a for Monster.at n=6A058505
• G.f. is (1-S)/(1+S), where S = g.f. for A000084.at n=8A058756
• Alternating sum sigma(1)-sigma(2)+sigma(3)-sigma(4)+...+((-1)^(n+1))*sigma(n).at n=38A068762
• Expansion of (1-x)^(-1)/(1+x-x^2-2*x^3).at n=32A077901
• G.f.: Product_{m>=1} 1/(1+x^m)^A000009(m).at n=29A089254
• McKay-Thompson series of class 44b for the Monster group.at n=57A112184
• a(0)=1, a(n) = 2 - 2^(n-1) for n>0.at n=9A122958
• Triangular sequence of coefficients based on a Hilbert Transform of A053120: Chebyshev T(x,n); Coefficients(A053120[n,m])-Floor[Imaginary part of( HilbertTransform(A053120(n,m))];.at n=49A137363
• Expansion of q^(1/4) * eta(q) * eta(q^2) * eta(q^5) * eta(q^20) / (eta(q^4) * eta(q^10)^3) in powers of q.at n=79A147701
• A triangle of polynomial coefficients: p(x,n)=-(ChebyshevT[n, x] - ((x + 1)^n + (1 - x)^n)); sp(x,n) = p(x, n) + x^n*p(1/x, n).at n=45A155993
• A triangle of polynomial coefficients: p(x,n)=-(ChebyshevT[n, x] - ((x + 1)^n + (1 - x)^n)); sp(x,n) = p(x, n) + x^n*p(1/x, n).at n=54A155993
• Numerator of Hermite(n, 7/15).at n=2A159516
• Numerator of Hermite(n, 9/17).at n=2A159537
• Expansion of sqrt(1 - 2*x - 3*x^2) in powers of x.at n=9A167022
• Expansion of x + sqrt(1-2x-3x^2).at n=9A168058
• A symmetrical triangle sequence: T(n, k) = q^k + q^(n-k) - q^n, with q=2.at n=46A176224
• A symmetrical triangle sequence: T(n, k) = q^k + q^(n-k) - q^n, with q=2.at n=53A176224
• Triangle T(n,k) = A015440(k) - A015440(n) + A015440(n-k), read by rows.at n=23A176263