-2841

Appears in sequences

• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of A203955.at n=36A203956
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 145", based on the 5-celled von Neumann neighborhood.at n=29A270289