-876

Appears in sequences

• McKay-Thompson series of class 16B for the Monster group.at n=47A029839
• Binomial transform of pentanacci numbers A074048: a(n)=Sum((-1)^k*Binomial(n,k)*A074048(k),(k=0,..,n)).at n=11A075194
• Expansion of psi(x) / phi(x) in powers of x where phi(), psi() are Ramanujan theta functions.at n=25A083365
• Row sums of A104975.at n=38A104976
• Row sums of A104975.at n=39A104976
• Triangle, read by rows, which equals the matrix logarithm of the triangle A110503.at n=29A110504
• Triangle, read by rows, which equals the matrix logarithm of the triangle A110503.at n=48A110504
• Riordan array (1/(1+x), x(1-x)/(1+x)^2).at n=47A110511
• G.f.: (1+x^2)^2*(x^4-6*x^3+1)/(x^2-1)^4.at n=13A115046
• Inverse binomial transform of A120070.at n=9A141615
• Coefficients of polynomials of the characteristic polynomials of two matrix systems subtracted: M(n)=Table[Table[If[m == k == 1, n, If[m == k, (-1)^n, 0]], {m, 1, n}], {k, 1, n}];M1(n)=Table[Table[ If[m == k + 1, -1, If[k == n && m == 1, n, If[m == k == n, -n, 0]]], {m, 1, n}], {k, 1, n}].at n=38A168578
• Expansion of f(-x, -x^4) / f(x, x^4) in powers of x where f(,) is Ramanujan's two-variable theta function.at n=46A215594
• Expansion of Product_{k>=1} 1/(1 + x^k)^(k*(3*k-1)/2).at n=10A295086
• G.f. A(x) satisfies: A(x) = Product_{k>=1} (1 - x^k*A(x)^k)^k.at n=9A301624
• a(n) = A033879(A276086(n)).at n=45A324654
• a(1) = 1; a(n+1) = a(n) +- (sum of digits of a(1) up to a(n)), with "+" when a(n) is odd, or "-" if even.at n=25A332058
• G.f.: 1 / (1 + Sum_{k>=0} x^(2^k)).at n=38A339422
• Sum of A342002 and its Dirichlet inverse.at n=65A342419
• G.f. A(x) satisfies: R(x^2*A(x)) = x^3 - x^4, where R(A(x)) = x.at n=33A350433
• a(n) = [x^n] 1/(Sum_{k>=0} x^(k^2))^n.at n=7A363780