-6076

Appears in sequences

• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 51", based on the 5-celled von Neumann neighborhood.at n=41A270021
• E.g.f.: exp(Sum_{n>=1} A010815(n)*x^n/n).at n=9A294341
• Expansion of e.g.f. log( 1 + x^3 * exp(x) / 3! ).at n=9A346751