-964

Appears in sequences

• G.f. satisfies: A(x) = 1/(1 + x*A(x^4)) and also the continued fraction: 1 + x*A(x^5) = [1; 1/x, 1/x^4, 1/x^16, 1/x^64, ..., 1/x^(4^(n-1)), ...].at n=42A101914
• Expansion of q^(-1) * (chi(-q) * chi(-q^9) / chi(-q^3)^2)^6 in powers of q where chi() is a Ramanujan theta function.at n=12A128512
• A triangle of coefficients of a product polynomial sequence based on Chebyshev T[(x,n): p(x,n) = Product_{m=0..n} Sum_{i=0..m} T(x,i).at n=32A139808
• a(n) = -2*n^2 + 12*n - 14.at n=24A147973
• Numerator of Hermite(n, 1/9).at n=3A159030
• A generalized Catalan number sequence.at n=16A174015
• Triangle T(n,k) = 1 - A176304(k) - A176304(n-k) + A176304(n), read by rows.at n=23A176306
• Triangle T(n,k) = 1 - A176304(k) - A176304(n-k) + A176304(n), read by rows.at n=25A176306
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 173", based on the 5-celled von Neumann neighborhood.at n=17A270468
• G.f.: A(x,q) = sqrt( Q(x,q) / Q(x,-q) ), where Q(x,q) = Sum_{n=-oo..+oo} (x - q^n)^n.at n=188A292929
• Expansion of Product_{i>=1, j>=1, k>=1} (1 - x^(i*j*k)).at n=35A319359
• The numerators of the semiderivative of the Euler polynomials at x = 1 and normalized by sqrt(Pi).at n=7A346714