-1343

Appears in sequences

• Expansion of e.g.f. cos(tan(tanh(x))), even terms only.at n=4A009069
• Expansion of exp(tanh(tan(x))).at n=8A009260
• Expansion of (1-x)^(-1)/(1+2*x^2-2*x^3).at n=16A077891
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 491", based on the 5-celled von Neumann neighborhood.at n=27A272542
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 499", based on the 5-celled von Neumann neighborhood.at n=29A272563