The first occurrence of a(n) >= 3 is a(770) = 3. The three numbers are: 10111111001010010100100101101011010011111010110111110110110111110110011000010101000010101101010101010001011101111001100010000100101101100111100101000100011010010100101100111111111101011110000100000111111011111111101010101001001001110010000101000000011010001000100110001011110000111100001010111011111101111011111000001011100111101111110111011101101101000110101000010001110100110011010010001111011110010010110111000001000110111110000111010011101100010101011011010010001000010011111100111111001111010000011001010111100001000001101011100011100100110110100101100000111000000001101101111011100010000000010001010010011100011111111110111010000110111101001010100110100110011100011111110101000100010101000010111111110111010101101111100011001010000011111000110010111101101010001011 11001111111111001101100000011010100111010000011011100100011010101111000100010110011001111001101000011010101110011101000001110010000111011010001110010001111100111011100010110010111100111011011110100101011001100011110100011010011010100100001001110000111101100001110111110010011101111111111000101111000010001110000111110000010110110001001010010000001111101000001010110100110100110011011110010000011110001010010111001011101001100101010100110000110101100111111010110100000000001111101101001101011101110110001110110010011010001011110101010001101001001000010101011110000001111011011110000011010111101011111110011110110001011000100000100011000100101011110011000011011011001100011111001101100100010100011110001011110011111010010001110100101010001000110101101101011101010100101010 11010000001001111101110110101111000001111001010111111100010101011010000001111010101011111001111011101000001001111110001111010010100100100101101111101101000010110100010110111010011000111010011100101111001110011101101001101001011000011110100011001011001101010110101001000000010101111101000110011001110101110111101100101100011111001011011110111101110001001010110010100101000101011111011000011111011000011111010111110111011111001110010001000100011110001110100000100010000100110010010111000010111111100011000010100000110011011000011111110101110000000101011101000111011001111110100000010000001110110000110011000011111111010111100110000110111010010111000100000111000011110000000111011001001101100110100101110000011100000101000001000011000001000010000100001101000100011110011010