-5632

Appears in sequences

• Expansion of e.g.f. cos(x)/exp(sinh(x)).at n=10A009113
• Expansion of e.g.f. exp(tan(sin(x))).at n=9A009238
• Expansion of e.g.f. sinh(tan(sin(x))) (odd powers only).at n=4A009602
• Expansion of tanh(tan(x)*x)/2.at n=4A024257
• From expansion of Belyi function for octahedron.at n=3A066405
• Expansion of g.f. 1/(1 - 2*x + 8*x^2).at n=9A090591
• Consider the generalized Mancala solitaire (A002491); to get n-th term, start with n and successively round up to next k multiples of n-1, n-2, ..., 1, for n>=1. Now construct the array, t, such that t(n,k) is the n-th and successively rounding up to the next k multiples. This sequence is the determinant of that array.at n=7A113750
• Coefficient table for polynomials related to the eigenfunctions of a certain Schroedinger problem (Poeschl-Teller I).at n=42A130415
• Triangle T(n,k) = A053120(n+2,k)-2*A053120(n+1,k)+A053120(n,k) read by rows, 0<=k<n.at n=52A140876
• Expansion of (1-8x^2-24x^3)/((1-2x)^2*(1+2x+4x^2)).at n=9A168054
• Determinant of the n X n matrix with (i,j)-entry equal to |p_i-p_j|, where p_k denotes the k-th prime.at n=5A187011
• Triangle read by rows: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min(2i-1,2j-1) (A157454).at n=39A204021
• Linear recurrence sequence with infrequent pseudoprimes, a(n) = -a(n-1) + a(n-2) - a(n-3) + a(n-5), with initial terms (5, -1, 3, -7, 11).at n=15A225984
• Expansion of q^(-1) * (phi(q^2) * phi(-q) / psi(-q^2)^2)^2 in powers of q where phi(), psi() are Ramanujan theta functions.at n=13A233458
• Imaginary parts of the recursive sequence a(n+2) = Sum_{k=0..n} binomial(n,k)*a(k)*a(n+1-k), with a(0)=2, a(1)=2i.at n=7A289089
• Irregular triangle where the n-th row gives coefficients of the minimal irreducible polynomial, that has a root at the elliptic modular lambda-star function evaluated in n.at n=63A389848