-362

Appears in sequences

• Numerators of coefficients in an asymptotic expansion of the confluent hypergeometric function F(1-b; 2; 4b).at n=5A002073
• Dirichlet inverse of sigma_2 function (A001157).at n=18A053822
• Expansion of (1-x)^(-1)/(1-2*x^2+x^3).at n=15A077880
• Expansion of (1-x)/(1-x+2*x^2).at n=27A078020
• a(n) = M(2^n), where M(n) is Mertens's function, A002321.at n=21A084236
• Triangle read by rows: coefficients of polynomials E(n,x) related to partitions with parts occurring at most thrice.at n=13A098494
• Expansion of (1+x+5x^2+2x^3) / (1-4x^2+x^4).at n=11A108413
• a(n,m) =Floor[N[(-2 + Sqrt[3])^n + (-2 - Sqrt[3])^n]/2^m].at n=10A117809
• Expansion of f(-q)^2*P(q) in powers of q.at n=15A122163
• Expansion of chi(q^5) * chi(q^10) / ( chi(q) * chi(q^2)) in powers of q where chi() is a Ramanujan theta function.at n=55A128763
• Expansion of (1-x)*(2*x^2-4*x+1)/(1-2*x+5*x^2-4*x^3+x^4).at n=10A131039
• Expansion of (1/3) * b(q) * b(q^2) * c(q)^2 / c(q^2) in powers of q where b(), c() are cubic AGM functions.at n=19A132000
• a(n) = n^2 - (n-1)^2 - (n-2)^2 - ... - 1^2.at n=11A179297
• Triangle read by rows: T(n,k) is the coefficient A_k in the transformation of 1 + x + x^2 + ... + x^n to the polynomial A_k*(x+3k)^k for 0 <= k <= n.at n=11A248977
• Expansion of Sum_{n>=0} x^(n^2-n) / (1 + x^n)^n.at n=56A260148
• a(n) = nearest integer to n^2 * sin(sqrt(n)).at n=36A274088
• G.f.: Im((2*i; x)_oo), where (a; q)_oo is the q-Pochhammer symbol, i = sqrt(-1).at n=18A292140
• Triangle read by rows: T(n,k) = (-3)*T(n-1,k-1) + T(n,k-1) with T(2*m,0) = 0 and T(2*m+1,0) = (-2)^m.at n=52A292789
• G.f.: Product_{m>0} (1-x^m+2!*x^(2*m)).at n=45A293072
• G.f. satisfies: A(x) = (1 + x) * Product_{k>0} A(x^(2*k)) / Product_{k>1} A(x^(2*k-1)).at n=55A321325