Multiple choice general knowledge math & puzzles 1 2 6 42 1806 ... 3263442 2589741 4547894 2547896 Reveal answer Fill a bubble to check yourself A Correct answer Explanation The pattern is x_{n+1} = x_n * (x_n + 1). 1*(1+1)=2; 2*(2+1)=6; 6*(6+1)=42; 42*(42+1)=1806. The next number is 1806 * 1807 = 3,263,442. The other options are random large numbers that do not fit the recursive growth pattern.