-966

Appears in sequences

• Expansion of e.g.f. cos(tan(log(1+x))).at n=6A009065
• Triangle read by rows: A007318^(-1) * A128540.at n=59A128586
• Triangle read by rows. Signed version of A008277.at n=30A154959
• Triangle T(n, k, m) = round( t(n,m)/(t(k,m)*t(n-k,m)) ), with T(0, k, m) = 1, where t(n, k) = Product_{j=1..n} A129862(k+1, j), t(n, 0) = n!, and m = 4, read by rows.at n=37A156610
• Triangle T(n, k, m) = round( t(n,m)/(t(k,m)*t(n-k,m)) ), with T(0, k, m) = 1, where t(n, k) = Product_{j=1..n} A129862(k+1, j), t(n, 0) = n!, and m = 4, read by rows.at n=43A156610
• Coefficients in the expansion of B^7/C, in Watson's notation of page 118.at n=37A160534
• Triangle read by rows: T(n,k) = 2 - k! + 2*n! - (n-k)! - n!*binomial(n,k).at n=17A171707
• Triangle read by rows: T(n,k) = 2 - k! + 2*n! - (n-k)! - n!*binomial(n,k).at n=18A171707
• Triangle read by rows: row n is the expansion of x^n in terms of (x+k)!/x! for decreasing k.at n=33A213735
• Difference between sums of quadratic residues and non-residues modulo n (residues are not necessarily coprime to n).at n=68A255644
• Expansion of (1 - x)*Sum_{k>=1} k*phi(k)*x^k/(1 - x^k), where phi() is the Euler totient function (A000010).at n=47A292302
• Solution to 1 = Sum_y Product_{k in y} a(k) for each n > 0, where the sum is over all integer partitions of n with an odd number of parts.at n=30A300862
• Expansion of Sum_{k>0} x^(3*k)/(1+x^k)^3.at n=39A363615
• G.f. A(x) satisfies A(x) = sqrt( (1 + 2*x) * (1 + 2*x*A(x)) ).at n=18A379326