For a basket of strawberries, the number of 3 3 lands is 1 more; the number of 5 5 lands is 1 more; the number of 7 7 lands is 6 less. How many strawberries are there at least in this basket?
一篮子草莓，3个3个地数多1个；5个5个地数多1个；7个7个地数少6个．这篮子草莓至少有多少个？
<gadget id="calculator">3 * 5 * 7</gadget>
<output>105</output>

<gadget id="calculator">105 + 1</gadget>
<output>106</output>

<result>106</result>