-6144

Appears in sequences

• G.f.: q * Product_{m>=1} (1-q^m)^8*(1-q^2m)^8.at n=24A002288
• Triangle of coefficients of Chebyshev polynomials T_n(x).at n=47A008310
• Coefficients of Chebyshev polynomials of the first kind: triangle of coefficients in expansion of cos(n*x) in descending powers of cos(x).at n=43A028297
• Expansion of q^(-3) * (eta(q) * eta(q^8))^8 in powers of q.at n=45A034433
• Let P(k,X) = Product_{i=1..2*k} (X-1/cos(Pi*(2*i-1)/(4*k)) ) which is a polynomial with integer coefficients. Sequence gives array of coefficients for P(k,X).at n=45A075615
• Array of coefficients in Zagier's polynomials P_(n,0)(x).at n=25A075733
• a(n) = - 2*a(n-1) - 8*a(n-3), a(0) = 1, a(1) = 1, a(2) = -2.at n=12A106603
• Expansion of (1-x^2)/(1+2x).at n=13A110164
• Triangle, T(n, k) = k^6 - n^6 - 5*(n*k)^2*(n^2 - k^2) + 4*n*k*((n*k)^4 - 1), read by rows.at n=16A123964
• Coefficient table for Chebyshev polynomials T(2*n,x) (increasing even powers x, without zeros).at n=26A127674
• a(n) = 2*a(n-1) - 2*a(n-2), with a(0)=1, a(1)=5.at n=23A136258
• A triangular sequence of coefficients of even plus odd Chebyshev polynomials, A053120: q(x,n) = T(x,2*n-1)+T(x,2*n).at n=47A137307
• a(n) = -2*a(n-1) - 2*a(n-2), with a(0)=1 and a(1)=-4.at n=22A137429
• a(n) = 2*a(n-1) - 2*a(n-2) with a(0)=1, a(1)=4.at n=22A137444
• A001792*A008683.at n=10A156827
• A triangle of coefficients Pseudo-Hadamard matrices as integer characteristic polynomials (the code and initial values are very long, but the basic recurrence is the Hadamard matrix self-similarity).at n=47A158239
• Inverse binomial transform of A026741.at n=12A168150
• Expansion of (7+8*x)/(1+2*x).at n=11A176414
• a(n)=(5-(-1)^n-6*n)*2^(n-2).at n=9A179609
• a(1) = 1, a(2) = -1; for n > 2, a(n) is smallest magnitude nonzero integer which has not appeared such that the quadratic equation a(n-2)*x^2 + a(n-1)*x + a(n) = 0 has at least one integer root.at n=52A358462