For any positive integer m, n, define a new operation "*": m*n=(m+n)*(m+2*n)*...*(m+n*n), then (5*2)+ (4*3)=how much.
对于任意正整数m、n，定义新运算"*"：m*n=(m+n)*(m+2*n)*…*(m+n*n)，则(5*2)+(4*3)=多少．
<gadget id="calculator">5 + 2</gadget>
<output>7</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">7 * 9</gadget>
<output>63</output>

<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">4 + 6</gadget>
<output>10</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">4 + 9</gadget>
<output>13</output>

<gadget id="calculator">7 * 10 * 13</gadget>
<output>910</output>

<gadget id="calculator">63 + 910</gadget>
<output>973</output>

<result>973</result>