-1577

Appears in sequences

• Antidiagonal sums of number triangle A106270.at n=8A106272
• G.f. A(x) satisfies: A(x)^2 equals the g.f. of A110637, which consists entirely of numbers 1 through 8.at n=14A112571
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 249", based on the 5-celled von Neumann neighborhood.at n=29A271015