-428

Appears in sequences

• Expansion of tan(sin(x))*x/2.at n=4A024225
• McKay-Thompson series of class 15B for Monster.at n=29A058509
• McKay-Thompson series of class 28C for Monster.at n=37A058608
• McKay-Thompson series of class 24f for the Monster group with a(0) = -2.at n=29A093067
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min(i(i+1)/2, j(j+1)/2) (A106255).at n=15A204024
• Numerators of coefficients in expansion of x/arctan(x)-1 (even powers only).at n=3A216272
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 318", based on the 5-celled von Neumann neighborhood.at n=32A271253
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 613", based on the 5-celled von Neumann neighborhood.at n=33A273244
• G.f.: Im((i*x; x)_inf), where (a; q)_inf is the q-Pochhammer symbol, i = sqrt(-1).at n=51A292043
• G.f. A(x) satisfies: A(x) = 1 + x - x^2*A(x)^2.at n=12A307374
• Expansion of B(x)^2, where B(x) is the g.f. of A230322.at n=57A373121
• Expansion of 1 / Sum_{k in Z} x^(3*k) / (1 - x^(5*k+1)).at n=38A375064