-2087

Appears in sequences

• Column 1 of triangle A091614.at n=14A091623
• a(n) = 111*n^2 - 3123*n + 10753.at n=5A211607
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 369", based on the 5-celled von Neumann neighborhood.at n=27A270793